Physics, asked by anamanam, 1 year ago

See photo and tell why initial velocity u is not present during time of ascent formula

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Answered by demon2001
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u=0.... because it is the highest point upto which the ball can go so there u will become zero

anamanam: But the body will be thrown upward with some initial velocity u and its final velocity must be zero
anamanam: so from 2nd motion equation there must be some u ?isn’t it
anamanam: please tell me where am I wrong
demon2001: in time of ascent the final velocity is zero... which will become initial velocity for the descent..
anamanam: S=ut + 1/2at^2
anamanam: t=(2H/a)^1/2 how ? as initial velocity during ascent is not zero
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