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A hockey player is moving northward and suddenly turns westward with the same speed to avoid an opponent. The force that acts on the player is |
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Answer» frictional force ALONG westward Asshow in diagram LET OA = `p_(1)`initialmomentumof PLAYERIN northdirection AB= `p_(2) - ` Finalmomentumof playerin westdirection Bytrianglelawof VECTOR addition OB = OA+ Ab changein momentum `=P_(2) =p_(1)` Fromdiagramit isclearthat AR isin south- westdirection |
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