a ball is thrown vertically upwards from top of a tower with a velocity of 20m/s. the ball strikes the earth after 5 sec of its throwing. what is the height of the tower?what will be its velocity while striking the earth?(g=9.8m/s2)
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Sagnik11111:
Thats wrong
Answers are 22.5m and 29 m/s
how
plzzz show
how sagnik??
i also got the same rslt as hyunxu
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