Q.

The equation of state of some gases can be expressed as Vander wal equation that is P+a/V2(V-b)=RT ; where p is the pressure, V is the volume, T is the absolute temperature and a,b, R are constants. The dimensions of ‘a’ are:

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a

M1L1T-1

b

M1L-5T1

c

M2L5T-1

d

M1L5T-2

answer is D.

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Detailed Solution

aV2=corrected term of pressure, therefore dimensions of this is equal to dimensions of pressure ML-1T-2 Therefore a[L]6=ML-1T-2 Therefore dimensions of a=M1L5T-2
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