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If one mole of a monoatomic gas (gamma=(...

If one mole of a monoatomic gas `(gamma=(5)/(3))` is mixed with one mole of a diatomic gas `(gamma=(7)/(5))` the value of r for the mixture is

A

`1.40`

B

`1.50`

C

`1.53`

D

`3.07`

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The correct Answer is:
B
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