JEE PHYSICS UNIT 09
QUIZ NO 1
TOTAL QUESTIONS = 20


1. The average kinetic energy of gas molecules is directly proportional to


2. The root mean square velocity of gas molecules is proportional to


3. The ratio of specific heats Cp/Cv for a monoatomic gas is


4. According to kinetic theory, the pressure exerted by a gas is due to


5. If the temperature of an ideal gas is doubled, the average kinetic energy of its molecules


6. The mean free path of gas molecules is inversely proportional to


7. The internal energy of an ideal gas depends on


8. The degrees of freedom for a diatomic gas at room temperature is


9. The ratio of the root mean square speed to the average speed of gas molecules is approximately


10. The specific heat at constant volume for a monoatomic ideal gas is


11. The pressure of an ideal gas is proportional to


12. Which of the following is true for an ideal gas


13. The molar specific heat at constant pressure for a monoatomic gas is


14. The average kinetic energy of a gas molecule at absolute temperature T is given by


15. If the pressure of an ideal gas is doubled at constant temperature, the mean free path of its molecules will


16. The total translational kinetic energy of 1 mole of an ideal gas at temperature T is


17. The equation PV = nRT is valid for


18. The speed of sound in a gas is directly proportional to


19. The ratio of Cp to Cv for a diatomic gas at room temperature is


20. The internal energy of an ideal monoatomic gas is equal to



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