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The area of cross-section of a wire of l...

The area of cross-section of a wire of length 1.1 meter is `1mm^(2)`. It is loaded with 1 kg. if young's modulus of copper is `1.1xx10^(11)N//m^(2)` then the increase in length will be (if `g=10m//s^(2)`)-

A

0.01mm

B

0.075mm

C

0.1mm

D

0.15mm

Text Solution

Verified by Experts

The correct Answer is:
C
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ALLEN -ELASTICITY, SURFACE TENSION AND FLUID MECHANICS-Exercise 1 (Elasticity)
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  11. The Young's modulus of a rubber string 8 cm long and density 1.5kg//m^...

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  15. A brass rod of cross-sectional area 1cm^(2) and length 0.2 m is compre...

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