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What force is required to stretch a Cu w...

What force is required to stretch a Cu wire to double its length ? `(A = 0.1 mm^2,Y = 1.28 xx 10^12 "dyne"/(cm^2))`

A

a)`1.28 xx 10^9` dyne

B

b)`1.28 xx 10^8` dyne

C

c)`1.28 xx 10^10` dyne

D

d)`1.28 xx 10^11` dyne

Text Solution

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The correct Answer is:
A
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