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The equation of the state of some gases ...

The equation of the state of some gases can be expressed as `(P +(a)/(V^(2))(V-b)=RT` . Here P is the pressure, V is the volume, T is the absolute temperature and a, b, R are constants. The dimensions of `(a)/(b)` are

A

`[M^(1)L^(2)T^(-2)]`

B

`[ML^(-1)T^(-2)]`

C

`[M^(0)L^(3)T^(0)]`

D

`[M^(0)L^(6)T^(0)]`

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The correct Answer is:
a
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