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"A paint bucket of mass 3 kg is lifted at a constant speed to a height of 25 m above the ground. Calculate the gravitational potential energy gained by the bucket if the acceleration due to gravity is assumed to be 10 m s-1².", energy and units Multiple Choice Questions (MCQ) with choices 75 j, 750 j, 7.5 j, and 0.75 j to study online IGCSE courses. Learn energy, work and power questions and answers to improve problem solving skills for best online ACT prep class. Energy and Units Video
Energy and Units Questions and Answers PDF Download eBook
MCQ: A paint bucket of mass 3 kg is lifted at a constant speed to a height of 25 m above the ground. Calculate the gravitational potential energy gained by the bucket if the acceleration due to gravity is assumed to be 10 m s-1².
- 750 J
- 75 J
- 7.5 J
- 0.75 J
A
MCQ: Process in which kinetic energy is transferred from one free electron to other is termed as
- electronic conduction
- free electronic conduction
- electron diffusion
- free electron diffusion
D
MCQ: An alcohol-in-glass thermometer has l100 25 cm and l0 is 7 cm. If the lθ is 16 cm the temperature of the thermometer would be
- 25 °C
- 50 °C
- 75 °C
- 100 °C
B
MCQ: Standard formula for speed, distance and time is
- v = d/t
- s = d/t
- a = s/t
- d = t/s
A
MCQ: Mass of 4585 kg and its density is 917 kg m-3, its volume would be
- 50 m³
- 5 m³
- 500 m³
- 0.2 m³
B