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A stone falling freely from the top of atower cover half the height of the tower during last second of it's freefall1-Total time of fall of stone2-height of tower3-velocity of striking the stone on the ground |
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Answer» HEIGHT,y/2=ut +1/2at square y=g(t sq.+1-2T) Explanation: time, -y=0- 1/2g t sq. T=2y/g =2g(t sq.+1-2t )/g =2(t sq.+1- 2t ) |
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