114 A body is projected vertically up from ground After 2 seconds it is at a point P and further in took 4 seconds from P to

Question

114 A body is projected vertically up from ground After 2 seconds it is at a point P and further in took 4 seconds from P to reach ground Them height of point P above ground is g 10 m s 1 10 m 3 30 m 2 20 m 4 40 m

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