Physics, asked by gaurav3047, 1 year ago

please help my dear...

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Answered by shariquekhan2500

The body will acquire some velocity after crossing that 19.6 m Thus it will be √2*9.8*19.6 = 19.6 m/s Using 2nd equation of kinematics we get 2.9 = 19.6t+4.9t^2 Solve this and get the value of t

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