Kinetic Theory and Thermodynamics Important Questions for NEET 2025 PDF

Kinetic Theory and Thermodynamics Important Questions for NEET: Kinetic Theory and Thermodynamics are crucial topics in NEET Physics. These topics help in understanding the behavior of gases, heat transfer, and energy changes, which are important concepts for solving physics problems. Practicing important questions from these chapters can help students improve their problem-solving skills and score well in the NEET exam.

Kinetic Theory and Thermodynamics Important Questions for NEET Overview

Kinetic Theory and Thermodynamics are crucial topics in NEET Physics that focus on gas behavior, heat transfer, and energy conversion. Understanding these concepts helps in solving numerical problems efficiently. Kinetic Theory explains molecular motion and gas laws, while Thermodynamics deals with heat, work, and energy transformations. NEET often includes direct and conceptual questions from these topics, making their practice essential for scoring well. By solving previous years' questions and practice problems, students can enhance their problem-solving skills and accuracy.

What are Kinetic Theory and Thermodynamics?

Kinetic Theory explains the behavior of gas molecules, their motion, and how they interact with each other. It states that gases are made up of a large number of tiny particles that are in constant random motion. The kinetic energy of these molecules is directly proportional to the temperature of the gas. This theory helps in understanding key concepts like pressure exerted by gases, temperature, mean free path, and the relation between kinetic energy and gas laws.

Thermodynamics is the study of heat, energy, and their transformation. It focuses on how energy is transferred between different forms and how it affects matter. It is governed by fundamental principles known as the laws of thermodynamics. The first law explains the conservation of energy, the second law deals with entropy and energy flow, and the third law defines the behavior of systems at absolute zero. These concepts are essential in understanding how heat engines, refrigerators, and many natural processes work.

Practice Important Questions of Kinetic Theory and Thermodynamics for NEET

To understand these topics, practicing questions regularly is important. Below are some practice questions for Kinetic Theory and Thermodynamics. These questions are a part of the Prachand Batch 2025. You can download the full Kinetic Theory and Thermodynamics practice question PDF along with solutions. For better understanding, video solutions are also available.

Q1 Oxygen and hydrogen gas are at same temperature and pressure, and the oxygen molecule has 16 times the mass of hydrogen molecule. Then the ratio of their rms speed
(COCH)(CH​CO​​) is:

1.  2
2. 1/4
3. 4
4. 16

Q2 A perfect gas at 27°C is heated at constant pressure, so as to double its volume. The increase in temperature of the gas will be:

1. 300°C
2. 54°C
3. 327°C
4. 600°C

Q3 The r.m.s. speed of the molecules of enclosed gas is V. What will be the r.m.s. speed if pressure is doubled, keeping the temperature same?

1. V/2
2. V
3. 2V
4. 4V

Q4 If the total number of H₂ molecules is double than that of the O₂ molecules, then the ratio of total kinetic energies of H₂ to that of O₂ at 300 K is

1. 1:1
2. 1:2
3. 2:1
4. 1:16

Q5 The total kinetic energy of 1 mole of N₂ at 27°C will be approximately:-

1. 1500 J
2. 1500 calorie
3. 1500 kilo calorie
4. 1500 erg

Q6 A box contains N molecules of a gas. If the number of molecules is doubled, then the pressure will:-

1. Decrease
2. Be same
3. Be doubled
4. Get tripled

Q7 An ideal gas having molar specific heat capacity at constant volume is 32R23​R, the molar specific heat capacity at constant pressure is

1. 12R21​R
2. 52R25​R
3. 72R27​R
4. 92R29​R

Q8 A real gas behaves like an ideal gas if its

1. Both pressure and temperature are high
2. Both pressure and temperature are low
3. Pressure is high and temperature is low
4. Pressure is low and temperature is high

Q9 Two moles of hydrogen are mixed with n moles of helium. The root mean square speed of gas molecules in the mixture is 22​ times the speed of sound in the mixture. Then n is.

1.  3
2. 2
3. 1.5
4.  2.5

Q10 If a gas has n degree of freedom ratio of specific heats of gas is

1. 1+n221+n​
2. $1+n1$
3. 1+n2n1+2nn​
4. $1+n2$

Kinetic Theory and Thermodynamics Important Questions for NEET PDF

To get more practice, download the full Kinetic Theory and Thermodynamics important questions PDF. This PDF contains detailed solutions and explanations. It will help you understand how to approach and solve different types of questions in the NEET exam.

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