Two strings A and B have lengths 
and 
and carry pendulum of masses 
and 
at their lower ends the upper ends being supported by rigid supports. If 
and 
are their frequencies of their oscillations and 
, then:
A
, regardless of masses B
, regardless of masses C
D
.
Text Solution
Verified by ExpertsThe correct answer is:
B
The frequency of vibrations of string is
Given, 
or 
or 
It is obvious from Eq. (i), the frequency of vibrations of strings does not depend on their mass.
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