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A body is dropped from the top of a tower andfalls freely. The velocity of a body after n seconds(a) n2(c) 2n -1(b) n(d) 2n 1 |
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Answer» Newton’s Second Equation h=ut + 1/2(at^2) for free fall u = 0 a=g and t=n g is gravity t is time u is initial velocity therfore h=0+1/2(gn^2) h is directly proportional to n^2 |
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