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One mole of an ideal diatomic gas is tak...

One mole of an ideal diatomic gas is taken through the cycle as shown in the figure.

`1 to 2:` isochoric process
`2 to 3 ` : straight line on P - V diagram
`3 to 1:` isobaric process
The average of molecular speed of the gas in the states 1, 2 and 3 are in the ratio

A

`1 : 2 : 2`

B

`1: sqrt2 : sqrt2`

C

`1:1:1`

D

`1:2:4`

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The correct Answer is:
A
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