Speed of a transverse wave on a straight wire (mass 
, length 
and area of cross-section 
) is 
. If the Youngs modules of wire is 
, the extension of wire over its natural length is:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
JEE Main 2020
after substituting value of 
and 
we get
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