Electric Power Multiple Choice Questions (MCQ), electric power quiz answers PDF to study high school physics for online degree courses. Learn current electricity Multiple Choice Questions and Answers (MCQs), "electric power" quiz questions and answers for online high school. Learn electromotive force, potential difference, how does material effect resistance, physics: electronics, electric power test prep for virtual online school.

"Watt is equal to one" Multiple Choice Questions (MCQ) on potential energy with choices joule per second, meter per second, ampere per second, and farad per second for online high school. Free physics student portal for online learning current electricity quiz questions for online certifications.

MCQ: Watt is equal to one

1. joule per second
2. meter per second
3. ampere per second

A

MCQ: If the resistance of an electric bulb is 500 Ω and voltage across its ends is 250 V then power consumed by it is

1. 130 W
2. 125 W
3. 120 W
4. 200 W

B

MCQ: If a light bulb is switched on for 20 s and it consumes 2400 J of electrical energy then it's power is

1. 60 W
2. 70 W
3. 80 W
4. 90 W

A

MCQ: The amount of energy supplied by the current in unit time is called

1. electric energy
2. friction
3. resistance
4. Electric power

D

MCQ: (Electrical energy/time) is equal to

1. potential difference
2. flow of light
3. flow of heat
4. electric power

D