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RRB JE CBT-1 PYQ 16 Dec 2024, Shift 1 (9:00 AM)

All 100 questions of RRB JE CBT-1 PYQ 16 Dec 2024, Shift 1 (9:00 AM) with the correct answer from the official answer key and a solution. Read them free on UTpaper, or attempt the paper as a timed online test.

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Q1RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
SKIB is related to OGNG in a certain way based on the English alphabetical order. In the same way, CUCV is related to YQHA. To which of the following options is QIRK related, following the same logic?
  1. AMWEP
  2. BMWPE
  3. CMEPW
  4. DMEWP
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Correct answer: (D) MEWP

Q2RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
The magnetic field inside a long, straight solenoid carrying current is ____________.
  1. Auniform and parallel to the axis of the solenoid
  2. Binversely proportional to the current
  3. Czero
  4. Dstronger near the edges
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Correct answer: (A) uniform and parallel to the axis of the solenoid

Q3RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following materials is likely to be non-biodegradable?
  1. APaper
  2. BPlastic
  3. CVegetable peels
  4. DWood
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Correct answer: (B) Plastic

Q4RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following articles deals with the Finance Commission that distributes taxes between the Centre and State?
  1. AArticle 281
  2. BArticle 283
  3. CArticle 282
  4. DArticle 280
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Correct answer: (D) Article 280

Q5RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
If the three angles of a quadrilateral are 70°, 85° and 95°, then find the fourth angle.
  1. A115°
  2. B105°
  3. C110°
  4. D100°
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Correct answer: (C) 110°

Q6RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What should come in place of the question mark (?) in the given series based on the English alphabetical order? ONL AZX MLJ YXV ?
  1. AJKH
  2. BJHK
  3. CKJH
  4. DKHJ
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Correct answer: (C) KJH

Q7RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What should come in place of the question mark (?) in the given series? 1 13 28 46 67 ?
  1. A90
  2. B92
  3. C93
  4. D91
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Correct answer: (D) 91

Q8RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following is NOT an agent of dispersal of seeds?
  1. AAnimal
  2. BSunlight
  3. CWind
  4. DWater
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Correct answer: (B) Sunlight

Q9RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Write the expanded form of (9a + 4b + 5c)².
  1. A81a² + 16b² + 25c² + 72ab + 35bc + 90ac
  2. B81a² + 16b² + 25c² + 72ab + 40bc + 100ac
  3. C81a² + 16b² + 25c² + 72ab + 40bc + 90ac
  4. D81a² + 16b² + 25c² + 76ab + 40bc + 90ac
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Correct answer: (C) 81a² + 16b² + 25c² + 72ab + 40bc + 90ac

Q10RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Evaluate: 16 + 16 ÷ 4 - 3 × 3
  1. A14
  2. B13
  3. C11
  4. D10
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Correct answer: (C) 11

Q11RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
On oxidation, silver changes its colour to _______ and copper changes its colour to _______.
  1. Agrey; green
  2. Bblack; green
  3. Cblack; blue
  4. Dgrey; blue
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Correct answer: (B) black; green

Q12RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Find the median of the data given below. 180, 90, 134, 68, 52, 152, 88, 110
  1. A89
  2. B60
  3. C100
  4. D110
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Correct answer: (C) 100

Q13RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
17 men can dig a ditch 26 m long in 18 days, working 8 hours a day. How many more men should be engaged to dig a similar ditch 39 m long in 6 days, each man now working 9 hours a day?
  1. A48
  2. B55
  3. C51
  4. D53
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Correct answer: (C) 51

Q14RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Self pollination is possible only in:
  1. Abisexual flowers with both stamens and pistil maturing at the different time
  2. Bunisexual flowers with pistil maturing first
  3. Cunisexual flowers with stamen maturing first
  4. Dbisexual flowers with both stamens and pistil maturing at the same time
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Correct answer: (D) bisexual flowers with both stamens and pistil maturing at the same time

Q15RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
P is the sister of Q's brother R. S is the husband of Q and T is the son of S. How is P related to T?
  1. AMother's sister
  2. BMother's mother
  3. CMother
  4. DSister
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Correct answer: (A) Mother's sister

Q16RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Select the term from among the given options that can replace the question mark (?) in the following series. OJH 20, MHF 25, KFD 35, IDB 55, GBZ 95, ?
  1. AEZX 175
  2. BEXO 175
  3. CYXS 175
  4. DEXS 175
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Correct answer: (A) EZX 175

Q17RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
A man sold an article for ₹346 by first giving a d% discount on its marked price, and then another discount having the same nominal value (in ₹). If the marked price of the article is ₹1730, then what is the value of d?
  1. A44
  2. B43
  3. C40
  4. D38
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Correct answer: (C) 40

Q18RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Where is the Taj Mahotsav held?
  1. ANear the Eastern gate of Taj Mahal
  2. BIn Fatehpur Sikri
  3. CIn Agra Fort
  4. DNear the Western gate of Taj Mahal
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Correct answer: (A) Near the Eastern gate of Taj Mahal

Q19RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Chaitanya Mahaprabhu was related to which of the following religious sects?
  1. AKapalika
  2. BVaishnava
  3. CShaiva
  4. DTantra
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Correct answer: (B) Vaishnava

Q20RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Select the option in which the triads share the same relationship as that shared by the given triads. LIFE - IFEL - FELI CALM - ALMC - LMCA
  1. AMUGS - UGSM - GSMU
  2. BLAST - TLAS - STLA
  3. CFLIP - LIFP - FPLI
  4. DHUNT - HTUN - HNTU
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Correct answer: (A) MUGS - UGSM - GSMU

Q21RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Find the value of K²− 3K, for which the number 58K764 is divisible by 11.
  1. A40
  2. B60
  3. C52
  4. D48
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Correct answer: (A) 40

Q22RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
An electric pole casts a shadow of length 42 m at a time when a tree 12 m high casts a shadow of length 16 m. Find the height of the pole.
  1. A31.5 m
  2. B30.5 m
  3. C29 m
  4. D33 m
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Correct answer: (A) 31.5 m

Q23RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following is a viral infection that can be transmitted through sexual contact?
  1. ATuberculosis
  2. BGonorrhoea
  3. CHIV-AIDS
  4. DSyphilis
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Correct answer: (C) HIV-AIDS

Q24RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
(1 + sinA)(1 – sinA)(1 + tan²A) is equal to:
  1. AcosA
  2. B0
  3. C1
  4. DtanA
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Correct answer: (C) 1

Q25RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
B, C, D, F and H have different marks. Only one person has scored between C and D. Only one person has scored between H and D. F has scored less than C and D. How many people have scored less than B?
  1. ATwo
  2. BThree
  3. COne
  4. DFour
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Correct answer: (B) Three

Q26RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Seven boxes, D, E, F, R, S, T and U, are kept one over the other but not necessarily in the same order. U is kept immediately above T. E is kept immediately above D. Only F is kept above S. Only two boxes are kept above U. E is not kept at third position from the bottom. How many boxes are kept between R and F?
  1. AFour
  2. BTwo
  3. COne
  4. DThree
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Correct answer: (D) Three

Q27RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
A question is followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and select the most appropriate answer. Question: Five friends, S, T, U, V and W, are of different ages. Who is the second eldest among them? Statements: (I) W is younger than T. W is elder than U. (II) T is the eldest. Only one person is younger than V.
  1. AData in statements I and II together are not sufficient to answer the question.
  2. BData in statements I and II together are sufficient to answer the question.
  3. CData in statement I alone is sufficient to answer the question while data in statement II is not.
  4. DData in statement II alone is sufficient to answer the question while data in statement I is not.
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Correct answer: (D) Data in statement II alone is sufficient to answer the question while data in statement I is not.

Explanation

Official answer key: (4) Data in statement II alone is sufficient to answer the question while data in statement I is not. Correct answer should be (1) Data in statements I and II together are not sufficient. From II, T is the eldest and V is 4th. From I, W is older than U. The 2nd, 3rd and 5th places can be W-S-U, W-U-S or S-W-U, so the second eldest (W or S) cannot be fixed. Scoring follows the official key.

Q28RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Match the following rivers with their tributaries. Rivers: 1. Brahmaputra, 2. Indus, 3. Yamuna Tributaries: a. Betwa, b. Chenab, c. Dibang
  1. A1-a, 2-b, 3-c
  2. B1-c, 2-a, 3-b
  3. C1-b, 2-c, 3-a
  4. D1-c, 2-b, 3-a
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Correct answer: (D) 1-c, 2-b, 3-a

Q29RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What is the relationship between current (I), power (P), and voltage (V)?
  1. AI = P2V
  2. BI = PV
  3. CI = V ÷ P
  4. DI = P ÷ V
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Correct answer: (D) I = P ÷ V

Q30RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following articles deal with the provisions regarding the election, qualification, and removal of the Vice-President of India?
  1. AArticle 78 - 80
  2. BArticle 63 - 71
  3. CArticle 68 - 75
  4. DArticle 224 - 245
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Correct answer: (B) Article 63 - 71

Q31RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
In a certain code language,‘soldier protect country’ is coded as ‘lu mh na’,‘entrepreneur prosper country’ is coded as ‘na ki tu’ and‘soldier entrepreneur vital’ is coded as ‘mh tu sy’.What is the possible code for 'country vital' in that language?
  1. Ana sy
  2. Bmh na
  3. Csy ki
  4. Dtu na
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Correct answer: (A) na sy

Q32RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
A conical tent has to accommodate 30 persons. Each person must have 5 m² spaces on the ground and 120 m³ of air to breathe. Find the height (in m) of the tent.
  1. A64
  2. B60
  3. C84
  4. D72
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Correct answer: (D) 72

Q33RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
A number when increased by 50 %', gives 2820. The number is:
  1. A3760
  2. B940
  3. C1880
  4. D5640
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Correct answer: (C) 1880

Q34RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What is the process by which sodium hydroxide is prepared?
  1. ASolvay’s process
  2. BChlor-alkali process
  3. CHaber’s process
  4. DContact process
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Correct answer: (B) Chlor-alkali process

Q35RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
In a series combination of resistors, how is the voltage distributed across each resistor?
  1. AThe same across all resistors
  2. BUnaffected by resistance values
  3. CInversely proportional to resistance
  4. DDirectly proportional to resistance
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Correct answer: (D) Directly proportional to resistance

Q36RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
The length of each of the two equal sides of an isosceles triangle is 100 cm each and the length of its base is 56 cm. The area (in cm²) of the triangle is:
  1. A2690
  2. B2688
  3. C2675
  4. D2672
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Correct answer: (B) 2688

Q37RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following reactions represents the combustion of methane?
  1. ACH₄ + O₂ → CO₂ + 2H₂O
  2. BCH₄ + H₂O → CO + H₂
  3. CCH₄ + Cl₂ → CH₃Cl + HCl
  4. DCH₄ + O₂ → CO + H₂O
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Correct answer: (A) CH₄ + O₂ → CO₂ + 2H₂O

Q38RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What is the average of all the natural numbers from 1 to 92?
  1. A47
  2. B46
  3. C46.5
  4. D47.5
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Correct answer: (C) 46.5

Q39RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Hritik ranked 20th from the bottom and 30th from the top in his class. How many students are there in his class?
  1. A45
  2. B34
  3. C47
  4. D49
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Correct answer: (D) 49

Q40RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following is a method of reproduction in plants, where only a single parent is involved?
  1. APollination
  2. BAsexual reproduction
  3. CFertilisation
  4. DSexual reproduction
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Correct answer: (B) Asexual reproduction

Q41RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What determines the sex of a child in humans?
  1. AEnvironmental cues
  2. BThe temperature at which fertilised eggs are placed
  3. CThe fate of the embryo
  4. DGenetic constitution
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Correct answer: (D) Genetic constitution

Q42RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Find the simple interest (in closest integral ₹) on ₹4000 at 5.25% per annum rate of interest for the period from 12 February 2024 to 13 April 2024
  1. A36
  2. B35
  3. C34
  4. D33
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Correct answer: (B) 35

Q43RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Every year, Foreign Trade Policy has been declared by which ministry of the Government of India?
  1. AMinistry of Commerce and Industry
  2. BMinistry of External Affairs
  3. CMinistry of Information
  4. DMinistry of Home Affairs
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Correct answer: (A) Ministry of Commerce and Industry

Q44RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Who among the following is India's first civilian space tourist?
  1. APrasanth Balakrishnan Nair
  2. BShubhanshu Shukla
  3. CAjit Krishnan
  4. DGopichand Thotakura
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Correct answer: (D) Gopichand Thotakura

Q45RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following is an effective method to reduce plastic waste?
  1. ABurning plastic waste
  2. BUsing disposable plastic bags
  3. CRecycling and reusing plastic materials
  4. DDumping plastic waste in landfills
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Correct answer: (C) Recycling and reusing plastic materials

Q46RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following is a natural ecosystem?
  1. ACrop field
  2. BAquarium
  3. CGarden
  4. DForest
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Correct answer: (D) Forest

Q47RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
In a certain code language, ‘house fire gas’ is coded as ‘dy ph mt’, ‘pressure gas station’ is coded as ‘lp ph st’, ‘station house farm’ is coded as ‘st bq dy’. What is the code for 'gas' in that language? (Note: All the codes are two-letter coded only.)
  1. Ast
  2. Blp
  3. Cmt
  4. Dph
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Correct answer: (D) ph

Q48RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What is the average of all the natural numbers from 1 to 91?
  1. A46.5
  2. B46
  3. C45.5
  4. D47
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Correct answer: (B) 46

Q49RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What property of carbon allows it to form long chains and rings?
  1. AAbility to form covalent bonds
  2. BAbility to form stable bonds with other elements
  3. CAbility to form multiple bonds
  4. DTendency to form single bonds
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Correct answer: (C) Ability to form multiple bonds

Q50RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Based on the English alphabetical order, three of the following four are alike in a certain way and thus form a group. Which is the one that DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)
  1. AFHD
  2. BVST
  3. CZWX
  4. DNKL
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Correct answer: (A) FHD

Q51RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Akshat completes his journey in 20 hours. He covers half the distance at 57 km/h and the rest at 95 km/h. What is the length of the journey (in Km)?
  1. A1435
  2. B1423
  3. C1416
  4. D1425
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Correct answer: (D) 1425

Q52RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following statements accurately describes the role of moral suasion in controlling money?
  1. AIt is a combination of persuasion and pressure used by the RBI to influence banks' lending behaviour.
  2. BIt is a direct tool used by the RBI to control the money supply by setting interest rates.
  3. CIt refers to the variation in the statutory liquidity ratio to regulate the allocation of bank credit.
  4. DIt involves the sale and purchase of government securities to influence the money supply.
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Correct answer: (A) It is a combination of persuasion and pressure used by the RBI to influence banks' lending behaviour.

Q53RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Kamal starts from Point A and drives 17 km towards south. He then takes a left turn, drives 13 km, turns left and drives 21 km. He then takes a left turn and drives 18 km. He takes a final left turn, drives 4 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (All turns are 90° turns only unless specified.)
  1. A3 km to the east
  2. B5 km to the east
  3. C4 km to the east
  4. D6 km to the east
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Correct answer: (B) 5 km to the east

Q54RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
The dark blue colour in the pH scale refers to __________.
  1. Astrong acidic solution
  2. Bweak basic solution
  3. Cneutral solution
  4. Dstrong basic solution
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Correct answer: (B) weak basic solution

Q55RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What is the pH range of a strongly acidic solution?
  1. A7-8
  2. B0-3
  3. C12-14
  4. D10-11
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Correct answer: (B) 0-3

Q56RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following is the product of the neutralisation of hydrochloric acid (HCl) with sodium hydroxide (NaOH)?
  1. ASodium hydroxide and hydrochloric acid
  2. BSodium chloride and water
  3. CSodium chloride and hydrogen gas
  4. DSodium hydroxide and water
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Correct answer: (B) Sodium chloride and water

Q57RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following released the fourth edition of SDG India Index 2023-24?
  1. ANational Institute for Transforming India
  2. BNational Commission for Women
  3. CNational Commission of Backward Classes
  4. DNational Crime Record Bureau
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Correct answer: (A) National Institute for Transforming India

Q58RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, what will come in place of the question mark (?) in the following equation? 93 D 7 B 5 C (69 A 3) C 26 = ?
  1. A75
  2. B122
  3. C93
  4. D107
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Correct answer: (D) 107

Q59RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Washing soda (Na₂CO₃·10H₂O) is obtained from which compound in the Solvay process?
  1. ASodium chloride
  2. BSodium hydroxide
  3. CSodium bicarbonate
  4. DSodium sulphate
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Correct answer: (C) Sodium bicarbonate

Q60RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Study the given diagram carefully and answer the question that follows. The numbers in different sections indicate the number of persons. How many such policemen exist that are also Indians and footballers?
  1. A5
  2. B2
  3. C12
  4. D3
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Correct answer: (B) 2

Q61RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Two taps can fill a cistern in 2 hours and 54 hours respectively. A third tap can empty it in 54 hours. How long (in hours) will it take to fill the empty cistern, if all of them are opened together?
  1. A3
  2. B5
  3. C2
  4. D4
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Correct answer: (C) 2

Q62RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
In the following number-pairs, the second number is obtained by applying certain mathematical operations to the first number. Select the set in which the numbers are related in the same way as are the numbers of the following sets. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding / subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) 37.4, 34.6 45, 42.2
  1. A32.9, 29.1
  2. B69, 66.2
  3. C21.5, 17.7
  4. D58, 56.2
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Correct answer: (B) 69, 66.2

Q63RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What is the primary purpose of an electric fuse in a household circuit?
  1. ATo reduce resistance in the circuit
  2. BTo increase current flow
  3. CTo regulate voltage supply
  4. DTo prevent overloading and short circuits
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Correct answer: (D) To prevent overloading and short circuits

Q64RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
A shopkeeper lists the price of a fan at 20% above its cost price and offers a 10% discount on its list price. If he earns a profit of ₹150, then what is the list price (in ₹) of the fan?
  1. A2054
  2. B1969
  3. C2250
  4. D2172
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Correct answer: (C) 2250

Q65RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What are regenerative cells used by Hydra for?
  1. AHydra uses regenerative cells for reproduction by sexual reproduction.
  2. BHydra uses regenerative cells for reproduction by spore formation.
  3. CHydra uses regenerative cells for reproduction by fragmentation.
  4. DHydra uses regenerative cells for reproduction by budding.
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Correct answer: (D) Hydra uses regenerative cells for reproduction by budding.

Q66RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
The commutator in an electric motor is used to:
  1. Achange the direction of the magnetic field
  2. Bmaintain the magnetic field in the circuit
  3. Cmaintain the potential difference in the circuit
  4. Dreverse the direction of current flowing through the coil
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Correct answer: (D) reverse the direction of current flowing through the coil

Q67RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What is the power rating of a device that draws 1.75 A of current when connected to a 180-V source?
  1. A105 W
  2. B315 W
  3. C225 W
  4. D440 W
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Correct answer: (B) 315 W

Q68RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
The marks scored by 10 students are given below. 17, 16, 12, 16, 15, 16, 13, 14, 13, 20 The mode of the data is:
  1. A16
  2. B18
  3. C12
  4. D17
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Correct answer: (A) 16

Q69RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
There are total 120 students in three sections A, B and C of Class 10. The average marks of the three sections is 85. The average marks of section B and C is 88 and the average marks of section A is 78. Find the number of students in section A.
  1. A36
  2. B28
  3. C33
  4. D24
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Correct answer: (A) 36

Q70RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
The cost of a washing machine is 75% less than the cost of a TV. If the cost of the washing machine increases by 77% and that of the TV decreases by 27%, then what is the change in the total cost of 8 washing machines and 2 TVs?
  1. AIncrease by 31%
  2. BIncrease by 25%
  3. CDecrease by 22%
  4. DDecrease by 29%
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Correct answer: (B) Increase by 25%

Q71RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Who is the author of 'The Great Indian Novel,' published in 2011?
  1. AShashi Tharoor
  2. BKiran Nagarkar
  3. CArundhati Roy
  4. DVikram Seth
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Correct answer: (A) Shashi Tharoor

Q72RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Refer to the following number and symbol series and answer the question that follows. (Counting to be done from left to right only.) (Left) @ 2 # 2 4 3 = % 8 * 1 8 @ $ 4 ! 6 4 3 * 8 = (Right) How many such numbers are there, each of which is immediately preceded by and also immediately followed by a symbol?
  1. AThree
  2. BOne
  3. CFour
  4. DFive
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Correct answer: (C) Four

Q73RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following committees suggested that the 'duty to pay taxes' should also be a Fundamental Duty of the Indian citizen?
  1. ASanthanam Committee
  2. BSwaran Singh Committee
  3. CJustice JS Verma Committee
  4. DSarkaria Commission
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Correct answer: (B) Swaran Singh Committee

Q74RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following rules is used to determine the direction of the force on a current-carrying conductor in an electric motor?
  1. AFleming’s Right-Hand Rule
  2. BAmpere's Law
  3. CRight-Hand Thumb Rule
  4. DFleming’s Left-Hand Rule
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Correct answer: (D) Fleming’s Left-Hand Rule

Q75RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
A shopkeeper bought an article for ₹740. At what price (in ₹) should he sell the article to make 20% profit?
  1. A876
  2. B900
  3. C592
  4. D888
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Correct answer: (D) 888

Q76RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)
  1. ACFLP
  2. BRUAF
  3. CTWCG
  4. DHKQU
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Correct answer: (B) RUAF

Q77RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following countries hosted the first business summit of the Bay of Bengal Initiative for Multi-Sectoral Technical and Economic Cooperation (BIMSTEC) in 2024?
  1. AKathmandu, Nepal
  2. BThimphu, Bhutan
  3. CDhaka, Bangladesh
  4. DNew Delhi, India
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Correct answer: (D) New Delhi, India

Q78RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Six students are sitting around a circular table facing the centre. L is an immediate neighbour of both J and H. I is sitting second to the left of J. K is sitting third to the right of H. G is an immediate neighbour of both I and H. The position of how many persons will remain unchanged if all persons are arranged in English alphabetical order in clockwise direction, starting from G (including G)?
  1. AOne
  2. BTwo
  3. CThree
  4. DFour
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Correct answer: (D) Four

Q79RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Write the expanded form of (8a + 3b + 9c)².
  1. A64a² + 9b² + 81c² + 48ab + 54bc + 144ac
  2. B64a² + 9b² + 81c² + 52ab + 54bc + 144ac
  3. C64a² + 9b² + 81c² + 48ab + 54bc + 154ac
  4. D64a² + 9b² + 81c² + 48ab + 49bc + 144ac
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Correct answer: (A) 64a² + 9b² + 81c² + 48ab + 54bc + 144ac

Q80RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Radhika travels a distance of 230 km with speed of 46 km/h and 400 km with 100 km/h by her car. Find the average speed (in km/h) of Radhika.
  1. A70
  2. B75
  3. C72
  4. D80
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Correct answer: (A) 70

Q81RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Why is bleaching powder used for disinfecting drinking water?
  1. AIt reduces the hardness of water.
  2. BIt neutralises the water.
  3. CIt provides an acidic medium.
  4. DIt releases chlorine, which kills germs.
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Correct answer: (D) It releases chlorine, which kills germs.

Q82RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Write the expanded form of (4a + 9b + 5c)².
  1. A16a² + 81b² + 25c² + 76ab + 90bc + 40ac
  2. B16a² + 81b² + 25c² + 72ab + 90bc + 40ac
  3. C16a² + 81b² + 25c² + 72ab + 90bc + 50ac
  4. D16a² + 81b² + 25c² + 72ab + 85bc + 40ac
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Correct answer: (B) 16a² + 81b² + 25c² + 72ab + 90bc + 40ac

Q83RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
The first session of Indian National Congress took place at which of the following places?
  1. ABombay
  2. BLahore
  3. CCalcutta
  4. DAllahabad
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Correct answer: (A) Bombay

Q84RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
The power in a circuit having voltage V and current I during time interval t is:
  1. AV/I
  2. BI × V
  3. C(I × t)/V
  4. DI/V
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Correct answer: (B) I × V

Q85RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Two sets of numbers are given below. In each set of numbers, certain mathematical operation(s) on the first number result(s) in the second number. Similarly, certain mathematical operation(s) on the second number result(s) in the third number and so on. Which of the given options follows the same set of operations as in the given sets? (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 – Operations on 13 such as adding/subtracting/multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) 16 – 17 – 21 – 30; 13 – 14 – 18 – 27
  1. A24 – 25 – 29 – 42
  2. B15 – 16 – 20 – 26
  3. C11 – 12 – 16 – 18
  4. D22 – 23 – 27 – 36
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Correct answer: (D) 22 – 23 – 27 – 36

Q86RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
The area of a square plot is 289 m². The length of each side of the plot (in m) is:
  1. A27
  2. B11
  3. C17
  4. D7
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Correct answer: (C) 17

Q87RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of ::? # : OKR :: XTA : %
  1. A# = KGN, % = BXP
  2. B# = KGN, % = BXE
  3. C# = KGN, % = FXE
  4. D# = KLN, % = BXE
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Correct answer: (B) # = KGN, % = BXE

Q88RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Who among the following secured a gold medal for India at the Paris Paralympics 2024?
  1. ANishad Kumar
  2. BPreethi Pal
  3. CMona Agarwal
  4. DAvani Lekhara
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Correct answer: (D) Avani Lekhara

Q89RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
In a parallel circuit, how does the voltage across each resistor compare to the total voltage supplied by the battery?
  1. AIt is the same for each resistor.
  2. BIt is inversely proportional to the resistance.
  3. CIt is zero.
  4. DIt is divided according to the resistance values.
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Correct answer: (A) It is the same for each resistor.

Q90RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
As of 30 September 2024, how many Jan Aushadhi Kendras have been established by the Government of India across the country?
  1. A13,822
  2. B14,822
  3. C12,822
  4. D11,822
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Correct answer: (A) 13,822

Q91RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
If third proportional of 12 and 24 be x, then what is the value of x?
  1. A45
  2. B49
  3. C50
  4. D48
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Correct answer: (D) 48

Q92RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
An emf is induced whenever there is a change in the magnetic field linked with electric circuits. This is stated by the:
  1. AOhm's law
  2. BGravitation law
  3. CNewton's law
  4. DFaraday's law
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Correct answer: (D) Faraday's law

Q93RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Which of the following reactions does NOT represent a neutralisation reaction?
  1. AH₂SO₄ + Ca(OH)₂ → CaSO₄ + 2H₂O
  2. BCH₃COOH + NaOH → CH₃COONa + H₂O
  3. CHCl + NaOH → NaCl + H₂O
  4. DNa₂CO₃ + HCl → NaCl + CO₂ + H₂O
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Correct answer: (D) Na₂CO₃ + HCl → NaCl + CO₂ + H₂O

Q94RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Two pieces of cloth measure 96 metres and 144 metres in length. What is the maximum length of cloth that can be cut equally from both pieces without any remainder?
  1. A96 metres
  2. B24 metres
  3. C12 metres
  4. D48 metres
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Correct answer: (D) 48 metres

Q95RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Refer to the given number, symbol series and answer the question that follows. Counting to be done from left to right only. (Left) $ 7 @ 6 = & 5 Ω 4 > # 8 & % 9 1 * £ 3 (Right) How many such symbols are there each of which is immediately preceded by a number and also immediately followed by another number?
  1. AThree
  2. BFour
  3. COne
  4. DTwo
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Correct answer: (D) Two

Q96RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
If in a code language, If ‘A’ stands for ‘÷’, ‘B’ stands for ‘×’, ‘C’ stands for ‘+’ and ‘D’ stands for ‘−’, then the resultant of which of the following would be 55?
  1. A16 D 112 A 63 C 77 B 31
  2. B16 A 112 B 63 C 77 D 31
  3. C16 B 112 C 63 A 77 D 31
  4. D16 C 112 D 63 A 77 B 31
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Correct answer: (B) 16 A 112 B 63 C 77 D 31

Q97RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
What should come in place of the question mark (?) in the given series? 17 22 37 62 97 ?
  1. A137
  2. B140
  3. C142
  4. D148
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Correct answer: (C) 142

Q98RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
If a child inherits an Y chromosome from the father, what will be the sex of the child?
  1. AFemale
  2. BMale
  3. CHermaphrodite
  4. DCannot be determined
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Correct answer: (B) Male

Q99RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
Komal invested a sum of ₹5000 at 20% per annum compound interest, componded annually. If she received an amount of ₹8640 after n years, the value of n is:
  1. A3.5
  2. B4
  3. C3
  4. D2.5
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Correct answer: (C) 3

Q100RRB JE CBT-1, 16 Dec 2024, Shift 1 (9:00 AM)
50 men can do a piece of work in 12 days. The number of men required to complete the same work in 50 days is:
  1. A12
  2. B11
  3. C19
  4. D15
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Correct answer: (A) 12

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