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The Young's modulus of a certain materia...

The Young's modulus of a certain material is `24 xx 10^11 "dyne"/(cm^2)` . Within what range the value of rigidity modulus must lie ? `(sigma = 0.5)`

A

a)`8 xx 10^11"dyne"/(cm^2)`

B

b)`9 xx 10^11"dyne"/(cm^2)`

C

c)`8.5 xx 10^11"dyne"/(cm^2)`

D

d)`10 xx 10^11"dyne"/(cm^2)`

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The correct Answer is:
A
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