Free Test Degrees of freedom – NEET

Q1: How many degrees of freedom does a monoatomic gas have?

A. 1 B. 2 C. 3 D. 6

Q2: What is the number of degrees of freedom for a diatomic gas at room temperature?

A. 3 B. 5 C. 6 D. 2

Q3: Triatomic non-linear molecules have how many degrees of freedom?

A. 3 B. 5 C. 6 D. 9

Q4: According to the law of equipartition of energy, each degree of freedom contributes how much energy?

A. kT B. k/2T C. (1/2)kT D. 2kT

Q5: Which degree of freedom is not considered at room temperature for diatomic gases?

A. Translational B. Rotational C. Vibrational D. None of these

Q6: Total internal energy of 1 mole of monoatomic ideal gas is given by?

A. (3/2)RT B. RT C. 2RT D. (5/2)RT

Q7: A diatomic gas has how many vibrational degrees of freedom?

A. 1 B. 2 C. 3 D. None at room temperature

Q8: Degrees of freedom for linear triatomic gas molecule?

A. 3 B. 4 C. 5 D. 6

Q9: For n moles of monoatomic gas, internal energy U is?

A. nRT B. (3/2)nRT C. 2nRT D. (5/2)nRT

Q10: The specific heat ratio (γ) for monoatomic gas is?

A. 1 B. 1.33 C. 1.4 D. 1.66

Q11: Degrees of freedom help determine the value of which thermodynamic property?

A. Pressure B. Internal energy C. Volume D. Density

Q12: Which molecule has 5 degrees of freedom?

A. Monoatomic B. Diatomic C. Non-linear triatomic D. All of these

Q13: Which gas has 6 degrees of freedom including vibrational?

A. Helium B. Nitrogen C. Methane D. None of these

Q14: In degrees of freedom, f = ?

A. Number of particles B. Number of ways energy is stored C. Molecular mass D. Speed

Q15: Equipartition theorem is applicable to which gases?

A. Ideal gases only B. Real gases only C. All gases D. Non-ideal gases only

Q16: A monoatomic gas has only ___ degrees of freedom.

A. Vibrational B. Translational C. Rotational D. Electronic

Q17: Which of the following affects degrees of freedom?

A. Temperature B. Volume C. Pressure D. Molecular mass

Q18: For 2 moles of diatomic gas, internal energy is?

A. 3RT B. 5RT C. 6RT D. 10RT

Q19: Specific heat at constant volume Cv for monoatomic gas is?

A. (3/2)R B. R C. (5/2)R D. 2R

Q20: Which gas exhibits highest degrees of freedom?

A. Helium B. Hydrogen C. Oxygen D. CO₂

Quiz for Degrees of freedom