A rocket, set for vertical firing, weighs 50 kg and contains 450 kg of fuel. It can have a maximum exhaust velocity of 5 km/sec. What should be its minimum rate of fuel consumption to just lift it off the launching pad?
Show answerFreePrevious Year Paper· TRE 1.0 (2023)
BPSC TRE 1.0 (2023) Science Class 9-10 — Previous Year Paper
Attempt BPSC TRE 1.0 (2023) Science Class 9-10 — Previous Year Paper online for free with the official answer key: 120 questions, 120 minutes, 1/4 negative marking. Questions in English and Hindi with instant score, all-India rank and detailed solutions on UTpaper.
- 120 Questions
- 120 Marks
- 120 Minutes
- English + Hindi
About BPSC TRE 1.0 (2023) Science Class 9-10 — Previous Year Paper
This is the actual BPSC TRE 1.0 (2023) Science Class 9-10 — Previous Year Paper converted into an online test with the official answer key. Attempt it with the real time limit of 120 minutes to see exactly how you would score in the BPSC TRE exam, then go through the solutions to fix weak topics. It is one of 3 free tests in the BPSC TRE Science (Class 9-10) Mock Test & PYQ.
Section-wise pattern
| Section | Questions | Marks | Counts for merit? |
|---|---|---|---|
| General Studies | 40 | 40 | Yes |
| Science | 80 | 80 | Yes |
Sample questions from this test
Consider circular orbits in a central force potential V(r) = −k / rⁿ, where k > 0 and 0 < n < 2. If the time period of a circular orbit of radius R is T₁ and that of radius 2R is T₂, then T₂ / T₁ is
Show answerWhat is the ratio of total kinetic energies in laboratory system (T_L) and centre of mass system (T_C) in the scattering with projectile of mass m₁ and target of mass m₂?
Show answerIn the analysis of flow velocity of a fluid for a fixed instant of time, a space curve is drawn so that it is tangent everywhere to the velocity vector. Then this curve is usually known as
Show answerTwo boxes A and B contain equal number of molecules of the same gas. If the volumes are V_A and V_B, and λ_A and λ_B denote respective mean free paths, then
Show answerAttempt the full test to answer all 120 questions under the real time limit, or read all 120 questions with answers.
How to attempt
- Click “Attempt test free” and sign in with Google or your UTpaper account.
- The timer starts at 120 minutes. Use the question palette to move between questions and mark questions for review.
- Submit when done. You get your score, accuracy, section-wise marks and all-India rank instantly, with the solution for every question.
Frequently asked questions
- Is the BPSC TRE 1.0 (2023) Science Class 9-10 — Previous Year Paper free to attempt?
- Yes. The test is completely free on UTpaper. Sign in with Google or create a free account, click Attempt test, and your score, rank and solutions appear as soon as you submit.
- How many questions and how much time does this test have?
- The test has 120 questions for 120 marks and must be finished in 120 minutes. Each wrong answer deducts 1/4 mark.
- Are the answers in this BPSC TRE previous year paper official?
- Yes. The answer key follows the official final answer key released by the exam board. Where an official answer is debatable, the explanation says so.
- What are the sections in this test?
- The test has 2 sections: General Studies (40 questions) and Science (80 questions). Every question also has a “Question not attempted” option; a question left completely blank is penalised like a wrong answer, as in the real exam.
- Can I reattempt the test and see solutions?
- Yes. After submitting you see the correct answer and explanation for every question, your accuracy, section-wise marks and all-India rank. You can reattempt as many times as you like.
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