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in Physics by (50.3k points)

A particle is projected with velocity 'u' makes an angle θ w.r.t. horizontal. Now it breaks in two identical parts at highest point of trajectory. If one part is retrace its path, then velocity of other part is - 

(1) 3u cos θ 

(2) 2u cos θ

(3) u cos θ 

(4) u

1 Answer

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Best answer

Correct Answer is: (1) 3u cos θ 

v′ = 3ucosθ

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