1.

A stone is allowed to fall freely downwards initially at rest from the top of a tower. The time taken by the stone to reach the bottom of the tower is 4 seconds. What is the height of the tower? Take, acceleration due to gravity = 32 ft/s2 (a) 64 ft. (b) 32 ft. (c) 48 ft. (d) 256 ft.

Answer»

Correct answer is (d) 256 ft.



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