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i have a problem about a calculation of see aw energy. if it involve angular velocity? i have the mass of see saw, the mass of load (child or player).
i need to know how much the...
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The A side, move down ward. The O is a pin, with no friction. The A and B have their own mass. The length of the stick or beam or frame is known. How to describe the energy of A down word until reach high h? i...