Kinetic molecular theory of gases is an important topic in the Physics section in BITSAT exam. Practising this topic will increase your score overall and make your conceptual grip on BITSAT exam stronger.
This article gives you a full set of BITSAT PYQs for Kinetic molecular theory of gases with explanations for effective preparation. Practice of BITSAT Physics PYQs including Kinetic molecular theory of gases questions regularly will improve accuracy, speed, and confidence in the BITSAT 2026 exam.
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BITSAT PYQs for Kinetic molecular theory of gases with Solutions
1.
The ratio of the specific heats $\frac{C_{P}}{C_{V}}=\gamma$ in terms of degrees of freedom (n) is given by- $\left(1+\frac{n}{3}\right)$
- $\left(1+\frac{2}{n}\right)$
- $\left(1+\frac{n}{2}\right)$
- $\left(1+\frac{1}{n}\right)$
2.
The ratio of the specific heats of a gas is $\frac{C_p}{C_v} = 1.66$, then the gas may be- $CO_2$
- $He$
- $H_2$
- $NO_2$
3.
The temperature of an ideal gas is increased from $27^{\circ} C$ to $127^{\circ} C$, then percentage increase in $v_{r m s}$ is- 37%
- 0.11
- 0.33
- 0.155
4.
Which of the following is true in the case of an adiabatic process, where $\gamma = C_{p} / C_{v} $ ?- $p^{1 -\gamma} T^{1 - y} $ = constant
- $p^{\gamma} T^{1 - \gamma} $ = constant
- $p T^{ y} $ = constant
- $p^{\gamma} T$ = constant
5.
One litre of oxygen at a pressure of $1 \,atm$ and two litres of nitrogen at a pressure of $0.5\, atm$, are introduced into a vessel of volume $1\, L$. If there is no change in temperature, the final pressure of the mixture of gas (in atm) is- 1.5
- 2.5
- 2
- 4
6.
If average velocity becomes $4$ times then t-hat will be the effect on rms velocity at that Temperature?- 1.4 times
- 4 times
- 2 times
- $ \frac{1}{4} $ times
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