Questions
If the length of second's pendulum is decreased by 2%, how many seconds it will lose per day
a
3927 sec
b
3727 sec
c
3427 sec
d
864 sec
detailed solution
Correct option is D
T∝l ⇒ΔTT=12Δll=0.022=0.01 ⇒ΔT=0.01 TLoss of time per day =0.01×24×60×60=864secTalk to our academic expert!
Similar Questions
A simple pendulum has time period T1. The point of suspension is now moved upward according to equation where . If new time period is T2 then ratio will be
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