JEE Main Physics: Thermodynamics Practice Questions

14 questions with answers and step-by-step solutions. Tap any question to see the full worked solution.

  1. Q1.
    Which of the following thermodynamic variables is a state function?
    Easy
  2. Q2.
    For an adiabatic process, which of the following relations is correct?
    Easy
  3. Q3.
    The first law of thermodynamics is a statement of the law of conservation of:
    Easy
  4. Q4.
    What is the change in internal energy of an ideal gas during an isothermal process?
    Easy
  5. Q5.
    If a system undergoes a process where the volume remains constant, the work done by the system is:
    Easy
  6. Q6.
    An ideal gas undergoes a process where its pressure P is proportional to its volume V. If the gas expands from volume V0 to 2V0, what is the work done by the ga
    Medium
  7. Q7.
    A Carnot engine operates between temperatures 600 K and 300 K. If it absorbs 1000 J of heat from the source, what is the work done by the engine?
    Medium
  8. Q8.
    Two moles of an ideal monoatomic gas are heated at constant volume from 300 K to 400 K. What is the change in internal energy of the gas?
    Medium
  9. Q9.
    An ideal gas has a molar heat capacity at constant pressure of 2.5 R. What is the atomicity of the gas?
    Medium
  10. Q10.
    During an adiabatic process, the pressure of a gas is found to be proportional to the cube of its absolute temperature. What is the adiabatic exponent gamma of
    Medium
  11. Q11.
    A monatomic ideal gas undergoes a process where its pressure P is related to its volume V by the equation P = P0 exp(alpha V), where P0 and alpha are constants.
    Hard
  12. Q12.
    A thermally insulated container is divided into two compartments by a movable piston. One side contains n moles of an ideal gas at temperature T, and the other
    Hard
  13. Q13.
    A Carnot engine operates between two reservoirs at temperatures 600 K and 300 K. If the engine performs 1000 J of work in each cycle, how much heat is rejected
    Hard
  14. Q14.
    Hard

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Thermodynamics — JEE Main Physics Practice Questions with Solutions | SolveGini