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A steel wire of length 4 m and diameter ...

A steel wire of length 4 m and diameter 5 mm is strethed by 5 kg-wt. Find the increase in its length, if the Young's modulus of steel is `2xx10^(12)` dyne `cm^(2)`

A

0.041 cm

B

0.004 km

C

0.68 cm

D

0.0068 cm

Text Solution

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The correct Answer is:
B
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