NEET Physics: Thermodynamics — MCQ Test 21

Q6. A gas expands adiabatically from \( 5 \, \text{atm} \) and \( 10 \, \text{L} \) to \( 1 \, \text{atm} \). What is the final volume? (\( \gamma = 1.33 \))

Q7. Which of the following statements is correct about irreversible processes?

Q8. A gas at 6 atm in an 8 L container is cooled from 50°C to 10°C at constant volume. What is the final pressure?

Q9. What is the molar specific heat capacity at constant pressure for a monatomic gas if \( R = 8.3 \, \text{J mol}^{-1} \text{K}^{-1} \)?

Q10. How much heat is required to raise the temperature of \( 0.5 \, \text{kg} \) of carbon from \( 25^\circ \text{C} \) to \( 55^\circ \text{C} \)? (Specific heat of carbon = \( 600 \, \text{J kg}^{-1} \text{K}^{-1} \))

NEET Physics — Thermodynamics

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In a reversible process, what condition must be met regarding the system and surroundings?

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Physics preparation, focusing specifically on the chapter Thermodynamics. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Reversible, Condition, Regarding, Surroundings, Required, and Temperature.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. In a reversible process, what condition must be met regarding the system and surroundings?

  • A. System gains energy
  • B. Surroundings lose energy
  • C. Both return to original states
  • D. Heat is completely converted to work

Q2. How much heat is required to raise the temperature of \( 0.2 \, \text{kg} \) of aluminium from \( 45^\circ \text{C} \) to \( 75^\circ \text{C} \)? (Specific heat of aluminium = \( 900 \, \text{J kg}^{-1} \text{K}^{-1} \))

  • A. 5000 J
  • B. 5400 J
  • C. 5600 J
  • D. 5800 J

Q3. 0.3 moles of an ideal gas at 400 K expand adiabatically from 6 atm to 2 atm. If \( \gamma = 1.5 \), what is the final temperature?

  • A. 300 K
  • B. 318 K
  • C. 330 K
  • D. 350 K

Q4. Which of the following statements is correct about \( C_p \) and \( C_v \) for an ideal gas?

  • A. \( C_p \) is greater than \( C_v \)
  • B. \( C_v \) is greater than \( C_p \)
  • C. \( C_p \) equals \( C_v \)
  • D. \( C_p \) and \( C_v \) are path-dependent

Q5. In an isobaric process, \( 0.9 \, \text{moles} \) of gas expand from \( 360 \, \text{K} \) to \( 450 \, \text{K} \). What is the heat supplied if \( C_p = 25.5 \, \text{J mol}^{-1} \text{K}^{-1} \)?

  • A. 1900 J
  • B. 2066 J
  • C. 2200 J
  • D. 2300 J

+ 5 more questions in the actual test

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