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Question 40Asked in RRB JE CBT-1, 18 Dec 2024, Shift 3 (4:30 PM)

An electric fan becomes warm if used continuously for longer time. This happens due to:

  1. Athe slow rotation of the fan
  2. Bthe fast rotation of the fan
  3. Cheating effect of the current flowing through the fan
  4. Dthe high temperature during the summer
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Correct answer: (C) heating effect of the current flowing through the fan

From RRB JE CBT-1 PYQ 18 Dec 2024, Shift 3 (4:30 PM)

This is question 40 of RRB JE CBT-1 PYQ 18 Dec 2024, Shift 3 (4:30 PM). 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.