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74. a ball of mass 1 kg is fired horizontally with velocity 30 m/s from the top of a tower of height 80 m. Find the magnitude of linear momentum of ball when it hits the ground?

Answer» 74. a ball of mass 1 kg is fired horizontally with velocity 30 m/s from the top of a tower of height 80 m. Find the magnitude of linear momentum of ball when it hits the ground?


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