Question : A body stars from rest and falls vertically from a height of 19.6m. If g = 9.8ms−2 , then the time taken by the body to fall through the last meter of its fall, is
(A) 2.00 s
(B) 0.05 s
(C) 0.45 s
(D) 1.95 s
Answer : option (B)
Solution :
A body stars from rest and falls vertically from a height of 19.6m. If g = 9.8ms−2 , then the time taken by the body to fall through the last meter of its fall, is
with
no comment