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JITIN SHARMA
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JITIN SHARMA
Answers (1)
Velocity when it hits the ground u = sqrt(2gH) = sqrt(2 * 9.8 * 9.8) = 9.8 sqrt(2) m/s Velocity just after hitting the ground v = sqrt(2gH) = sqrt(2 * 9.8 * 4.9) = 9.8 m/s Impulse = change in momentum = mass × change in velocity = m * (v - u) = 1kg * (9.8
