A force of 20 N is applied at one end of a wire of length 2 m and having area of cross-section 
. The other end of the wire is rigidly fixed. If the coefficient of linear expansion of the wire 
and Young's modulus 
and its temperature is increased by 
, then the increase in the tension of the wire will be
Text Solution
Verified by ExpertsThe correct answer is:
D
Increase in tension of wire 
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