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Question 98Asked in RRB JE CBT-1, 19 Feb 2026, Shift 1 (9:00 AM)

If an ammeter reading increases when a thicker wire replaces a thinner one of the same

If an ammeter reading increases when a thicker wire replaces a thinner one of the same material and length, what is the most likely reason?
  1. AThe wire's resistivity increased
  2. BThe voltage across the wire decreased
  3. CThe wire's length is shorter
  4. DThe resistance of the thicker wire is lower, allowing more current
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Correct answer: (D) The resistance of the thicker wire is lower, allowing more current

From RRB JE CBT-1 PYQ 19 Feb 2026, Shift 1 (9:00 AM)

This is question 98 of RRB JE CBT-1 PYQ 19 Feb 2026, Shift 1 (9:00 AM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.