Question:
Q 18 A particle is projected from a point A with velocity u
Last updated: 6/12/2023
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Q 18 A particle is projected from a point A with velocity u 2 at an angle of 45 with horizontal as shown in figure It strikes the plane BC at right angles The velocity of the particle at the time of collision is a 3u 2 45 u 2 B 60 b c 2u d u