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Thermodynamics — Practice Questions

BITSAT · Physics

Free Thermodynamics practice questions for BITSAT Physics 2026 — chapter-wise MCQs with answers and detailed solutions.

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A diagram illustrating two systems (A and B) in thermal contact, showing heat transfer until they reach thermal equilibrium where there is no net heat flow and both systems are at the same temperature
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Practice Questions — Thermodynamics

242 questions available from Thermodynamics for BITSAT Physics.

Question Types

multiple choicemultiple correctnumericalassertion reasoning

Sample Questions

1multiple choice1 marks

What is the first law of thermodynamics mathematically expressed as?

2multiple choice1 marks

In an isothermal process for an ideal gas, which quantity remains constant?

3multiple choice1 marks

A gas expands from 2 L to 6 L at constant pressure of 3 atm. Calculate the work done by the gas. (1 atm = 10⁵ Pa)

4multiple choice1 marks

Which of the following processes has zero heat transfer?

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Frequently Asked Questions

What topics are covered in Thermodynamics for BITSAT?
Thermodynamics is an important chapter in BITSAT Physics. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Basic Concepts and Laws, Specific Heat Capacity and Molar Heat Capacity, Thermodynamic Processes, Heat Engines and Second Law.
How important is Thermodynamics for BITSAT?
Thermodynamics is a frequently tested chapter in BITSAT Physics. Questions from this chapter appear regularly in previous year papers. There are 242 practice questions available for this chapter.
How to prepare Thermodynamics for BITSAT?
Start by understanding the core concepts, then solve practice questions. Focus on formulas and their applications. Use revision notes for quick review before the exam.

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