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What force is required to stretch a stee...

What force is required to stretch a steel wire of `1 cm^2` in cross - section to double its length?
`(Y = 2 xx 10^12 "dyne"/(cm^2))`

A

a)`2 xx 10^12` dyne

B

b)`1 xx 10^12` dyne

C

c)`4 xx 10^12` dyne

D

d)`8 xx 10^12` dyne

Text Solution

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The correct Answer is:
A
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