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A body is projected with a speed u m/s at an angle ß with the horizontal. The kinetic energy at the highest point is 3/4th of the initial kinetic energy. The value of ß is : (A) 30º (B) 45º (C) 60º (D) 120º

A body is projected with a speed u m/s at an angle ß with the horizontal. The kinetic energy at the highest point is 3/4th of the
initial kinetic energy. The value of ß is :
(A) 30º (B) 45º (C) 60º (D) 120º

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1 Answers

Saurabh Koranglekar
askIITians Faculty 10336 Points
2 years ago
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