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A thick rope of rubber of density 1.5 xx...

A thick rope of rubber of density `1.5 xx 10^3 kg//m^3` and Young's modulus `5 xx 10^6 N//m^2`, 8 m in length is hung from the ceiling of a room, the increase in its length due to its own weight is

A

`9.6 xx 10^-2m`

B

`19.6 xx 10^-2m`

C

`9.6 xx 10^-3m`

D

9.6 m

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A
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