The equation (P + a/v2) (V-b) = constant. The units of a is :
A) Dyne * cm5
B) Dyne * cm4
C) Dyne * cm3
D) Dyne * cm2
Answers
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In this equation , since we are adding P and
a/V2 ,therefore both Need to have same units.
It means a/V2 must have unit of pressure.
a/(cm3 ×cm3) =Dyne/ cm2 (since Dyne/cm2 is CGS unit of pressure)
a/cm6 = Dyne/cm2
therefore, a=Dyne × cm4
Option B is correct
a/V2 ,therefore both Need to have same units.
It means a/V2 must have unit of pressure.
a/(cm3 ×cm3) =Dyne/ cm2 (since Dyne/cm2 is CGS unit of pressure)
a/cm6 = Dyne/cm2
therefore, a=Dyne × cm4
Option B is correct
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