The resistance of a resistor is reduced to half of its initial value

Electricity (10)

The resistance of a resistor is reduced to half of its initial value. If other parameters of the electrical circuit remain unaltered, the amount of heat produced in the resistor will become : 

  1. four times
  2. two times
  3. half
  4. one fourth

Answer

(B) two times

  • Exam Year: 2023