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An object projected with same speed at t...

An object projected with same speed at two different angles covers the same horizontal range R. If the two times of flight be ` t_(1) and t_(2)` . The range is ` 1/alpha "gt"_(1) t_(2), ` the value of `alpha` is

A

a, b, d are correc

B

a, c, d are correct

C

b, c, d are correct

D

a,b,c are correct

Text Solution

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The correct Answer is:
A
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