Question

The figure shows graph of pressure and volume of a gas at two different temperatures $${T_1}$$ and $${T_2}.$$ Which of the following inferences is correct?
Kinetic Theory of Gases mcq question image

A. $${T_1} > {T_2}$$
B. $${T_1} = {T_2}$$
C. $${T_1} < {T_2}$$  
D. None of these
Answer :   $${T_1} < {T_2}$$
Solution :
With increase in temperature, the product $$\left( {PV} \right)$$  increases.

Releted MCQ Question on
Heat and Thermodynamics >> Kinetic Theory of Gases

Releted Question 1

A constant volume gas thermometer works on

A. The Principle of Archimedes
B. Boyle’s Law
C. Pascal’s Law
D. Charle’s Law
Releted Question 2

From the following statements concerning ideal gas at any given temperature $$T,$$ select the correct one(s)

A. The co-efficient of volume expansion at constant pressure is the same for all ideal gases
B. The average translational kinetic energy per molecule of oxygen gas is $$3kT, k$$   being Boltzmann constant
C. The mean - free path of molecules increases with increases in the pressure
D. In a gaseous mixture, the average translational kinetic energy of the molecules of each component is different
Releted Question 3

The average translational kinetic energy of $${O_2}$$ (relative molar mass 32) molecules at a particular temperature is $$0.048\,eV.$$  The translational kinetic energy of $${N_2}$$ (relative molar mass 28) molecules in $$eV$$ at the same temperature is

A. 0.0015
B. 0.003
C. 0.048
D. 0.768
Releted Question 4

A vessel contains 1 mole of $${O_2}$$ gas (relative molar mass 32) at a temperature $$T.$$ The pressure of the gas is $$P.$$ An identical vessel containing one mole of $$He$$  gas (relative molar mass 4) at a temperature $$2\,T$$  has a pressure of

A. $$\frac{P}{8}$$
B. $$P$$
C. $$2\,P$$
D. $$8\,P$$

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Kinetic Theory of Gases


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