This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory – Quiz 28 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 28 (23 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which states of matter are fluid? A) Gases and liquids. B) Solids and liquids. C) Liquids only. D) Gases only. Show Answer Correct Answer: A) Gases and liquids. 2. Which of the following states of matter can easily be compressed? A) Solid. B) Liquid. C) Gas. D) None of the above. Show Answer Correct Answer: C) Gas. 3. According to the Kinetic Theory, what happens to gas particles when the temperature increases? A) They move slower and collide less frequently. B) They move faster and collide more frequently. C) They move at the same speed but collide more frequently. D) They move slower but collide more frequently. Show Answer Correct Answer: B) They move faster and collide more frequently. 4. A balloon has 15.0g of O$_{2}$ at 27.0 $^\circ$C and 1.54 atm. What is the volume? A) .0675 L. B) 7.50 L. C) 15.0 L. D) 240 L. Show Answer Correct Answer: B) 7.50 L. 5. Identify the states of matter where Brownian Motion can occur. A) Solid, liquid, gas. B) Liquid, gas. C) Solid, gas. D) Solid, liquid. Show Answer Correct Answer: B) Liquid, gas. 6. Changes of state are ..... changes. A) Physical. B) Chemical. C) All the above. D) None of the above. Show Answer Correct Answer: A) Physical. 7. What does the symbol n represent in the ideal gas equation A) Number of molecules. B) Number of moles. C) Avogadro's constant. D) Molar mass. Show Answer Correct Answer: B) Number of moles. 8. Density is a measure of ..... A) Mass in a given volume. B) Distance in a given volume. C) Distance in a given time. D) Speed in a given distance. Show Answer Correct Answer: A) Mass in a given volume. 9. What is the term for the change of state from a gas to a liquid? A) Condensation. B) Evaporation. C) Freezing. D) None of the above. Show Answer Correct Answer: A) Condensation. 10. When the pressure if air in a balloon is increased by 2% by pumping air into the balloon, it is found that the number of moles of air in the balloon has increased by 5%, the thermodynamic temperature increased by 2%. By What percentage has the volume of the balloon changed? A) Decreased by 3%. B) Decreased by 5%. C) Increased by 5%. D) Increased by 7%. Show Answer Correct Answer: C) Increased by 5%. 11. The rate of energy transfer from a body by radiation is affected by a number of factors. What does not affect the rate of transfer? A) Colour of the surface. B) Surface area. C) Surface temperature. D) The surrounding air pressure. Show Answer Correct Answer: D) The surrounding air pressure. 12. Which of the following properties cannot be explained by the kinetic theory of particles? A) Density. B) Compressibility. C) Shape. D) Colour. Show Answer Correct Answer: D) Colour. 13. Find the ratio of specific heat capacity at constant pressure to the specific heat capacity at constant volume for NH$_{3}$. A) 1.33. B) 1.44. C) 1.28. D) 1.67. Show Answer Correct Answer: C) 1.28. 14. Particles within a solid A) Do not move. B) Move about freely. C) Vibrate about fixed positions. D) Exchange positions easily. Show Answer Correct Answer: C) Vibrate about fixed positions. 15. Adding heat to a solid makes the particles move ..... A) Particles in a solid are not moving. B) Slower. C) At the same rate as before the heat was applied. D) Faster. Show Answer Correct Answer: D) Faster. 16. Four students describe the phrase 'absolute zero' during a lesson on the particle model. Which student is correct? 0625/22/M/J/23 A) This is the lowest possible temperature. B) Particles in a solid start vibrating. C) Particles do not have any weight. D) Particles have the least gravitational potential energy. Show Answer Correct Answer: A) This is the lowest possible temperature. 17. Viscosity is defined as A) The amount of force divided by the area. B) The resistance of liquids to flow. C) A inward force or pull of a liquid. D) None of the above. Show Answer Correct Answer: B) The resistance of liquids to flow. 18. What are the units of pressure? A) Pa. B) Pe. C) Pi. D) Po. Show Answer Correct Answer: A) Pa. 19. What is the formula Charles' Law? A) V = T. B) VT = VT. C) T$_{1 }$/ V$_{1 = }$T$_{2}$ / V$_{2}$. D) V$_{1}$ / T$_{1}$ = V$_{2}$ / T$_{2}$. Show Answer Correct Answer: D) V$_{1}$ / T$_{1}$ = V$_{2}$ / T$_{2}$. 20. Temperature is the ..... A) Measure of the energy of the particles in matter. B) The same as heat. C) The transfer of energy between particles in matter. D) I'm not sure. Show Answer Correct Answer: A) Measure of the energy of the particles in matter. 21. What must be the initial temperature of gas for achieving cooling effect in Joule-Kelvin expansion? A) The initial temperature must be above the maximum inversion temperature. B) The initial temperature must be below the maximum inversion temperature. C) The initial temperature must be equal to the maximum inversion temperature. D) The maximum inversion temperature has nothing to do with cooling effect in Joule-Kelvin expansion. Show Answer Correct Answer: B) The initial temperature must be below the maximum inversion temperature. 22. Choose the most appropriate phrase to complete the following statement.As the temperature of a gas increases, the gas molecules A) Move faster. B) Expand in volume. C) Increase in mass. D) Increase in number. Show Answer Correct Answer: A) Move faster. 23. Which of the following statements is a fundamental assumption of the kinetic theory of gases? A) Particles are in constant, random motion. B) Particles are stationary and fixed in place. C) Particles only move when energy is added. D) Particles do not collide with each other. Show Answer Correct Answer: A) Particles are in constant, random motion. ← PreviousRelated QuizzesClass 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 1Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 2Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 3Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 4Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 5Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 6Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 7Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 8Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 9Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books