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The Young's modulus of a rubber string 8...

The Young's modulus of a rubber string 8 cm long and density `1.5kg//m^(3)` is `5xx10^(8)N//m^(2)` is suspended on the ceiling in a room. The increase in length due to its own weight will be-

A

`9.6x10^(-5)m`

B

`9.6x10^(-11)m`

C

`9.6xx10^(-3)m`

D

`9.6m`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • A thick rope of rubber of density 1.5 xx 10^(3) kg m^(-3) and Young's modulus 5 xx 10^(6) Nm^(-2) , 8 m in length, when hung from ceiling of a room, the increases in length due to its own weight is

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    B
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    0.1 J
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