Question

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11. A body of mass 2kg is projected from the ground with a velocity 20ms-1 at an angle 30° with the
verticle. If t, is the time in seconds at which the body is projected and t, is the time in seconds
which it reaches the ground, the change in momentum in kgms-1 during the time (tz - ty) is​

Answer 1

A body of mass 2kg is projected from the ground with velocity 20ms-1 at an angle 30° with the vertical. If t1 is the time instance (
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