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A 2 cm cube o some substance has its upp...

A 2 cm cube o some substance has its upper face displaced by 0.15cm due to a tangential force of 0.3 N Calculate the rigidity modulus of the substance.

A

`1xx10^(4)N//m^(2)`

B

`2xx10^(4)N//m^(2)`

C

`3xx10^(4)N//m^(2)`

D

`0.5xx10^(4)N//m^(2)`

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