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An object of mass 200kg us accelerateunformly from a velocity of 5 m/ota10 mis. Calculate the initial & finalmomentum of the object. Also findthe magnitude of the force exerted on the object |
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Answer» MASS = 200 KG INITIAL VELOCITY = 10 M/S FINAL VELOCITY = 20 M/S A) INITIAL MOMENTUM = MASS X INITIAL VELOCITY = 200 x 10 = 2000 KGM/S B) FINAL MOMENTUM = MASS x FINAL VELOCITY = 200 x 20 = 4000 KGM/S C) FORCE = CHANGE IN MOMENTUM / TIME TAKEN = 40002000 /2 = 2000/2 = 1000 NEWTONS |
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