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The radius of a cupper wie is 4 mm . Wha...

The radius of a cupper wie is 4 mm . What force is required to stretch the wire by `20%` of its length, assuming that the elastic limit is not exceeded ? `(Y = 1.2 xx 10^11 N/m^2)`

A

a)`13 xx 10^5 N`

B

b)`12 xx 10^5 N`

C

c)`5 xx 10^5 N`

D

d)`10 xx 10^5 N`

Text Solution

Verified by Experts

The correct Answer is:
B
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