A particle a is projected vertically upwards. Another particle b of same mass is projected at an angle of 45 degree.Both reach the same height. The ratio of the initial kinetic energy of a to that of b' is
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A ball P is projected vertically up. Another similar ball Q is projected at an angle 45˚. Both reach the same height during their motion. Then, at the starting point, ratio of kinetic energy of P and Q is 0.50
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