Q. Assertio: When an electric bulb is switched on, the resistance of its tungsten filament increases.
Reason : The resistance of pure metals increases on heating.

  • (A) Both A and R are correct and R explains A
  • (B) Both A and R are correct but R does not explains A
  • (C) A is correct, R is wrong
  • (D) Both A and R are wrong
✅ Correct Answer: (A) Both A and R are correct and R explains A

Published by Mr. Dubey ⭐ 111.22K Points at 04-Jan-2023 05:03 am in Physics

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