Question

82.
A body dropped from the top of a tower covers 5x
distance in the last second of its fall. The time of
fall is if x is the distance covered in first second of
its fall-
(1) 2 sec
(2) 4 sec.
(3) 3 sec.
(4) 50/7sec

Can anyone please help me...


step by step explanation needed​

Answer 1

Answer:

Correct ans is 4 sec

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