A ball is gently dropped from height of 30 m. If its velocity increases uniformly at rate of 15m/s2, with what velocity will it strike the ground? After what time will it strike the ground?
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V2=u2+2*as
V2=0+2*15*30
V2=900
V=30
V2=0+2*15*30
V2=900
V=30
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