Two particles are projected in air with speeds u1 and u2 at angles θ1 and θ2 (both acute) respectively to the horizontal, . If the maximum height reached by the first particle is greater than that of the second, and their time of flights are T1 and T2 respectively then which one of the following is correct?

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θ1 < θ2

θ1 = θ2

T1 < T2

T1 > T2

answer is D.

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Detailed Solution

We know , Hmax = u2sin2θ / 2g and T = 2usinθ/g .Since (Hmax)1 > (Hmax)2 we can conclude T1 >T2

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