Answers edited by Paul N.
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A particle located in one dimensional potential field has potential energy function U(x) = #a/x^2 - b/x^3# where a and b are positive constants. The position of equilibrium corresponds to x =?
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A bucket filled with water weighing 50kg is raised from a well of depth 100m.if the linear density of the rope is 1kg per metre.then the work done is?
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Question #72a44
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What type of quantity is momentum?
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Question #5f353
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A dart is thrown horizontally with an initial speed of 10m/s toward point P,the bull's eye on a dart board.It hits at point Q on the rim,vertically below P,0.19s later. What is the distance PQ? How far away from the dart board is the dart released?
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Question #c1648
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Question #7409d