A patcle in a str.lin wit uni4m deceleration has a vel of 40ms-@ a pt...
A patcle in a str.lin wit uni4m deceleration has a vel of 40ms-@ a pt...
A patcle in a str.lin wit uni4m deceleration has a vel of 40ms-@ a pt P nd 20ms-at a pt Q nd come 2 rest @pt R were QR=50cm cal d dis PQ,time taken 2 cover PQ and time taken 2 cover PR?
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Asked by wande slim on 26th March, 2015
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