Questions
The ratio of frequencies of two pendulums are 2 : 3, then their lengths are in ratio
a
2/3
b
3/2
c
4/9
d
9/4
detailed solution
Correct option is D
Frequency n∝1l⇒n1n2=l2l1⇒l1l2=n22n12=3222=94Talk 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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