This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. According to Boyle's Law, if the volume of a gas is halved, what happens to the pressure? A) It doubles. B) It halves. C) It remains the same. D) It quadruples. Show Answer Correct Answer: A) It doubles. 2. The real gases deviate from the ideal gas equation when the pressure increases. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 3. Which of the following is the measure of average kinetic energy of molecules? A) Pressure. B) Heat energy. C) Volume. D) Temperature. Show Answer Correct Answer: D) Temperature. 4. How does the motion of liquid molecules differ from that of gas molecules? A) Liquid molecules vibrate about fixed positions but gas molecules vibrate randomly. B) Liquid molecules vibrate about their fixed positions but gas molecules vibrate energetically. C) Liquid molecules rotate and vibrate randomly but gas molecules vibrate randomly and energetically. D) Liquid molecules move randomly but gas molecules move randomly at high speeds. Show Answer Correct Answer: D) Liquid molecules move randomly but gas molecules move randomly at high speeds. 5. From fastest to slowest rate of diffusion, which of the following is in the correct sequence? A) Solids, liquids, gases. B) Liquids, gases, solids. C) Gases, liquids, solids. D) Gases, solids, liquids. Show Answer Correct Answer: C) Gases, liquids, solids. 6. What role does kinetic energy play in the behavior of liquid particles? A) It keeps particles stationary. B) It causes particles to vibrate in place. C) It allows particles to move and flow. D) It prevents particles from moving. Show Answer Correct Answer: C) It allows particles to move and flow. 7. True or False:The molecules in a solid are fixed in place and do not move. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 8. When the temperature of a gas at constant volume is increased ..... A) The pressure of the gas increases. B) The pressure of the gas decreases. C) All the above. D) None of the above. Show Answer Correct Answer: A) The pressure of the gas increases. 9. When an ideal diatomic gas is heated at constant pressure, the fraction of the heat energy supplied which increases the internal energy of the gas is A) $\frac{2}{5}$. B) $\frac{3}{5}$. C) $\frac{3}{7}$. D) $\frac{5}{7}$. Show Answer Correct Answer: D) $\frac{5}{7}$. 10. Particles in a solid are tightly bound and ..... A) Do not change relative position. B) Flow down a slope. C) Float in the air. D) Are runny. Show Answer Correct Answer: A) Do not change relative position. 11. A gas is heated at constant pressure. The fraction of heat supplied used for external work is A) $\frac{1}{\gamma}$. B) $1-\frac{1}{\gamma}$. C) $\gamma-1$. D) $\gamma-\frac{1}{\gamma^2}$. Show Answer Correct Answer: B) $1-\frac{1}{\gamma}$. 12. The energy of an object as it is in motion is defined as A) Potential Energy. B) Elastic Energy. C) Electric Energy. D) Kinetic Energy. Show Answer Correct Answer: D) Kinetic Energy. 13. True or False:To make the molecules of a gas move faster and farther apart, you need to remove energy. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 14. In a solid the particles are A) Square. B) Bonded together strongly and vibrating around a fixed point. C) Close together and weakly bonded. D) Vibrating past one another at high speed. Show Answer Correct Answer: B) Bonded together strongly and vibrating around a fixed point. 15. A matter consisting of positive and negatively charged particles. Mostly like gas. A) Bose-Einstein Condensate. B) Solid. C) Liquid. D) Gas. E) Plasma. Show Answer Correct Answer: E) Plasma. 16. Change in temperature with respect to change in volume at constant internal energy is known as, A) Joule-Thomson Coefficient. B) Joule Coefficient. C) Thomson Coefficient. D) All the mentioned above. Show Answer Correct Answer: B) Joule Coefficient. 17. Particles have the most energy in which of the following states? A) Solid. B) Liquid. C) Gas. D) None of the above. Show Answer Correct Answer: C) Gas. 18. In the equation $pV=\frac{1}{3}Nm$ $\frac{1}{3}$ A) Molecules move in 1-dimensional space. B) Molecules move in 2-dimensional space. C) Molecules move in 3-dimensional space. D) Molecules move in 4-dimensional space. Show Answer Correct Answer: C) Molecules move in 3-dimensional space. 19. ..... is a measure of the average kinetic energy of the particles in an object. When temperature increases, the motion of these particles also increases. A) Measurement. B) Pressure. C) Temperature. D) None of the above. Show Answer Correct Answer: C) Temperature. 20. ..... is the process by which particles of matter fill a space because of random motion A) Diffusion. B) Evaporation. C) Condensation. D) Distillation. Show Answer Correct Answer: A) Diffusion. 21. Which statement describes the particles of an ideal gas based on the kinetic molecular theory? A) The gas particles are relatively far apart and have negligible volume. B) The gas particles are in constant, nonlinear motion. C) The gas particles have attractive forces between them. D) The gas particles have collisions without transferring energy. Show Answer Correct Answer: A) The gas particles are relatively far apart and have negligible volume. 22. Sugar is what type of solid? A) Crystalline. B) Amorphous. C) Neither. D) None of the above. Show Answer Correct Answer: A) Crystalline. 23. What is required for a liquid to become a gas during boiling? A) Particles must lose thermal energy. B) Particles must gain enough energy to escape into the air. C) Particles must become fixed in place. D) Particles must turn directly into a solid. Show Answer Correct Answer: B) Particles must gain enough energy to escape into the air. 24. All matter is composed of tiny ..... A) Blocks. B) Bricks. C) Particles. D) Minions. Show Answer Correct Answer: C) Particles. 25. Which name describes the process whereby a solid changes to a gas with no liquid phase A) Deposition. B) Melting. C) Sublimation. D) Evaporating. Show Answer Correct Answer: C) Sublimation. ← PreviousNext →Related 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 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 10Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books