Electrical energy and joules law MCQs, electrical energy and joules law quiz answers pdf to study high school physics for online degree courses. Learn current electricity Multiple Choice Questions and Answers (MCQs), "electrical energy and joules law" quiz questions and answers for online education programs. Learn direct current and alternating current, ohm's law, resistors and resistance, electric safety, electrical energy and joules law test prep for online degrees.

"An energy saver light bulb that uses 11J of electrical energy gives the same amount of light as an ordinary bulb that uses" Multiple Choice Questions (MCQ) on physics: elasticity with choices 60 j, 50 j, 30 j, and 22 j for online education programs. Free physics student portal for online learning current electricity quiz questions for taking online classes.

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

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

A

MCQ: The amount of heat generated in resistance due to the flow of charges is equal to the product of the square of current, resistance and the 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 the rate of energy transferred to the bulb is

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

C

MCQ: The 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: The 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