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PHYSICS GALAXY - ASHISH ARORA-WORK, ENERGY AND POWER-unsolvedMCQ
- Suppose that a man (60 kg) is standing in an elevator. The elevator ac...
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- In an industry a 300 kg crate is dropped vertically from a packing mec...
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- A bicyclist of mass 80 kg (including the bicycle) can coast down a 3.4...
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- An engineer is designing a spring to be placed at the bottom of an ele...
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- A man finds that, on level ground, his 800 kg car accelerates from res...
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- A child's 200gm toy car is driven by an electric motor that has a cons...
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- A solid body rotates about a stationary axis so that its angular veloc...
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- The bob of a simple pendulum of length l is released from a point in t...
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- The resistance to motion of an automobile depends on road friction, wh...
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- A pendulum bob can swing along a ciircular path on a smooth inclined p...
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- A particle of mass 9 kg is moving under the action of a central force ...
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- A smooth light horizontal rod AB can rotate about a vertical axis pass...
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- A particle 'A' moves along a circle of radius R = 50 cm, so that its r...
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- A particle moves in the plane xy with velocity v=ai+bxj, where i and j...
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- A shell acquires the initial velocity v=320m//s, having made n=2.0 tur...
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- A small object slides without friction from the height 5R//2 and then ...
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- A point moves along a circle with a speed v=kt , where k=0.5m//s^(2) ...
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- In the figure (a) and (b) AC and GF are fixed inclined planes BC = EF ...
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- AB is a quarter of smooth circular track of radius R=6m. A particle P ...
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- A 20 g bullet pierces through a plate of mass M(1) = 1 kg and then com...
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