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JEE Main Physics Class 11 Oscillations Part 1 Questions

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Question : 54

Total: 100

A pendulum made of a uniform wire of cross sectional area A has time period T. When an additional mass M is added to its bob, the time period changes to TM. If the Young's modulus of the material of the wire is Y then

is equal to:
(g= gravitational acceleration )

[1−(
TM
T
)2]
A
Mg
[1−(
T
TM
)2]
A
Mg
[(
TM
T
)2−1]
A
Mg
[(
TM
T
)2−1]
Mg
A

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