A tennis ball is thrown from a height h with an initial downward velocity u. It rebounces back to the same height after losing half of its KE.The value of u is

A body is thrown from a height h with speed, u it hits the ground with speed v

A ball falls undal gravity from a height of 10m with an initial downward velocity u. It collides with ground, loses halft its energy and then rises back to the same height. Find the initial velocity u.

A ball falls under gravity from a height of 10 m with an initial downward velocity u. It collides with the ground, losses 50% of its energy in collision and then rises back to the same height. The initial velocity u is

A ball falls under gravity from a hight of 10 m height of 10 m wioth an initial downward velocity u .If collides with the gound , loses 50% of its energy in collision and then rises back back to the same heighrt .Find the initial velocity u.

A rubber ball is thrown from a height of 10m. It bounces back to 90% of its previous height after every bounce.Find its height after two bounces?

A ball is thown upwards from the ground with an initial speed u. The is at a height of 80 m at two times, the interval being 6s. Find the value of u.

A ball is thrown vertically downwards from a height of 20m with an intial velocity v_(0) . It collides with the ground, loses 50% of its energy in collision and rebounds to the same height. The intial velocity v_(0) is (Take, g =10 ms^(-2) )

A tennis ball is thrown from a height h above the ground.If the coefficient of restitution is e,what height will the ball achieve after the third collision? "