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A cue ball is hit such that when it strikes another ball, it travels with half its velocity V0 in the same direction. Assuming no friction, what is the velocity of the other ball after collision? ...
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A point moves along a semi circle from one end to another in 1 second. The radius of the semicircle is 1 m. The magnitude of the average velocity is? ...
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Solve: [x2]-3[x]+2≤0, where [ ] is greatest integer fn. ...
