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A rubber string of length 8 m is hanging...

A rubber string of length 8 m is hanging vertically with one end fixed. If the density of rubber is `1.5 times 10^3 kg.m^-3` and young's modulus is `5 times 10^6 N.m^-2`, then increase of its length due to its own weight will be [`g=10 m.s^-2`]

A

`9.6 times 10^-2m`

B

`19.2 times 10^-3m`

C

`9.6 times 10^-3m`

D

9.6 m

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A
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