Curated PYQ Collection
Work power and energy
Showing 298 questions & PYQs organized by topics.
Work power and energy
Mechanics
10 Topics
01
A person pulls a trolley 10 m with a force of 50…
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02
A machine does 3000 J of work in 15 seconds. Find its…
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03
A 50 kg boy climbs 45 stairs in 10 seconds. Each stair…
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04
If an object moves in a circular path, what is the work…
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05
A machine does work W in time t with power p. If…
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06
Average power is equal to:
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07
A person raises a 25 kg load 2.5 m from the ground…
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08
Which equation relates power P to energy E and time t?
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09
A 50 kg boy climbs 40 stairs in 10 seconds. Each stair…
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10
A 5.0 kg object is raised 2 m. Find the work done….
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