Home Physics Kinetic Theory of Gases Karnataka - Previous Years Question Pressure of ideal gas at constant volume is …
Physics Kinetic Theory of Gases Karnataka - Previous Years Question MCQ (Single Correct)

Pressure of ideal gas at constant volume is proportional to

A
force between the molecules
B
average potential energy of the molecules
C
total energy of the gas
D
average kinetic energy of the molecules

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Verified by Experts
The correct answer is:
D

: Given gas is ideal.

Therefore, obeys ideal gas equation,

(i)

Average kinetic energy per unit volume of this gas,

(ii)

From eqn (i), pressure per unit volume is

(iii)

From eqn (ii) and (iii),

or

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