A stone is thrown upwards from the top o...

A stone is thrown upwards from the top of tower 85 m high , reaches the ground in 5 s. find (i) the greatest height it reaches above the ground (ii) the velocity with which it reaches the ground and (iii) the time taken to reach the maximum height . Take g =` 10ms ^(-2)`?

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SL ARORA-MECHANICS-Exercise

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