Electrical Energy and Joules Law MCQs Quiz and Answers Tests pdf Download

Practice electrical energy and joules law MCQs in physics quiz for test prep. Current electricity quiz questions has multiple choice questions (MCQ) with electrical energy and joules law test, answers as an energy saver light bulb that uses 11j of electrical energy gives same amount of light as ordinary bulb that uses , answer key with choices as 60 j, 50 j, 30 j and 22 j for competitive exam preparation worksheets. Free physics revision notes to learn electrical energy and joules law quiz with MCQs to find questions answers based online tests.

MCQs on Electrical Energy and Joules Law Quiz pdf Download

MCQ. An energy saver light bulb that uses 11J of electrical energy gives same amount of light as ordinary bulb that uses

  1. 60 J
  2. 50 J
  3. 30 J
  4. 22 J

A

MCQ. Amount of heat generated in a resistance due to flow of charges is equal to product of square of current, resistance and time duration. This statement is known as

  1. Ohm's law
  2. Joule's law
  3. Newton's law
  4. Pascal's law

B

MCQ. If a current of 0.8 A passes through a bulb connected across a battery of 5V for 30 s, then rate of energy transferred to bulb is

  1. 30 J
  2. 60 J
  3. 120 J
  4. 20 J

C

MCQ. Rate of energy transferred if a current of 0.5 A passes through a bulb connected across a battery of 6 V for 20 s is

  1. 80 J
  2. 20 J
  3. 30 J
  4. 60 J

D

MCQ. Process during which charges continuously move from a higher potential to a lower potential becomes a continuous source of

  1. heat energy
  2. light energy
  3. chemical energy
  4. electrical energy

D