Energy, Work and Power MCQ Questions and Answers PDF Download eBook
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"Output of a truck is 4500 J and its efficiency is 50%, the input energy provided to the truck is" Multiple Choice Questions (MCQ) on energy, work and power with choices 900 j, 5000 j, 9000 j, and 500 j for online college courses. Practice efficiency: o level physics quiz questions for jobs' assessment test and online courses for online colleges that offer certificate programs. Efficiency: O Level Physics Video
MCQs on Energy, Work & Power Quiz PDF Download eBook
MCQ: Output of a truck is 4500 J and its efficiency is 50%, the input energy provided to the truck is
- 5000 J
- 900 J
- 9000 J
- 500 J
C
MCQ: Potential energy and kinetic energy are types of
- Electrical energy
- Magnetic energy
- Thermal energy
- Mechanical energy
D
MCQ: In a typical power station, amid a series of energy transfers and conversions, about 70% of the energy input gets wasted in the form of thermal energy, the efficiency of such a power station is about
- 0.3
- 0.4
- 0.7
- 1
A
MCQ: A car uses total energy of 2500 J and the output is 750 J. The efficiency of the car is
- 50%
- 30%
- 25%
- 80%
B
MCQ: In order to do work, energy is
- transferred or converted
- used up
- lost
- lost or transferred
A