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In the following P-V diagram two adiabat...

In the following P-V diagram two adiabatics cut two isothermals at temperature `T_(1) and T_(2)` (fig). The value of `V_(a)/V_(d)` will be

A

`= V_(A) //V_(D)`

B

`lt V_(A) //V_(D)`

C

`gt V_(A)//V_(D)`

D

cannot say

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