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A body is thrown vertically upward from the ground. It reaches a maximum height of 20 m in 5 sec. After what time, it will reach the ground from. Its maximum height position? (a) 2.5 sec (b) 5 sec (c) 10 sec (d) 25 sec



A body is thrown vertically upward from the ground. It reaches a maximum height of 20 m in 5 sec. After what time, it will reach the ground from. Its maximum height position?


(a)    2.5 sec


(b)    5 sec


        (c)    10 sec


        (d)    25 sec


Grade:10

1 Answers

Amit Saxena
35 Points
9 years ago

(b)

hmax = 20 m and t = 5 sec. Time taken by the body to reach the ground from some height is the same as taken to reach that height. Therefore, time to reach the ground from its maximum height is 5 sec.

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