Questions
A projectile can have the same range R for two angles of projection. If t1 and t2 be the times of flight in the two cases, then what is the product of two times of flight?
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Correct option is B
The horizontal range is the same for the angles of projection θ and90∘−θt1=2usinθgt2=2usin90∘−θg=2ucosθgt1t2=2usinθg×2ucosθg=2gu2sin2θg=2gR where R=u2sin2θg Hence, t1t2∝R.Similar Questions
A ball is thrown with a velocity of u making an angle with the horizontal. Its velocity vector normal to initial vector (u) after a time interval of
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