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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_(b))/(V_(c))`

B

`(V_(c))/(V_(b))`

C

`(V_(d))/(V_(a))`

D

`V_(b)V_(e)`

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