This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Physics Part Ii > Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 6 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Heating ..... the thermal energy of an object A) Stops. B) Decreases. C) Transforms. D) Increases. Show Answer Correct Answer: D) Increases. 2. What is Charles's Law? A) $P \propto T$. B) $V \propto P$. C) $P \propto V$. D) $V \propto T$. Show Answer Correct Answer: D) $V \propto T$. 3. Chlorine boils at 239 K. What is the boiling point of chlorine expressed in degrees Celsius? A) -61 degrees Celsius. B) 34 degrees Celsius. C) $^{}$93 degrees Celsius. D) -34 degrees Celsius. Show Answer Correct Answer: D) -34 degrees Celsius. 4. Which of the following is a correct description for solids? A) Closely arranged and in fixed positions. B) Closely arranged and vibrate in fixed positions. C) Closely arranged and can move around. D) None of the above. Show Answer Correct Answer: B) Closely arranged and vibrate in fixed positions. 5. What do we call the the amount of force exerted on a certain area? A) Fluid. B) Pressure. C) Buoyant. D) None of the above. Show Answer Correct Answer: B) Pressure. 6. According to the kinetic theory, what is the relationship between temperature and the average kinetic energy of particles? A) Temperature is unrelated to the average kinetic energy. B) Temperature is equal to the average kinetic energy. C) Temperature is inversely proportional to the average kinetic energy. D) Temperature is directly proportional to the average kinetic energy. Show Answer Correct Answer: D) Temperature is directly proportional to the average kinetic energy. 7. Which process describes a gas changing directly into a solid? A) Sublimation. B) Deposition. C) Melting. D) Evaporation. Show Answer Correct Answer: B) Deposition. 8. Which state of matter have the weakest intermolecular forces (attraction between the different particles)? A) Solid. B) Liquid. C) Gas. D) None of the above. Show Answer Correct Answer: C) Gas. 9. The kinetic theory of matter states that all of the particles that make up matter are constantly A) Moving. B) Crying. C) Shrinking. D) Growing. Show Answer Correct Answer: A) Moving. 10. What happens to pressure when temperature doubles while volume is kept constant? A) Pressure is halved. B) Pressure doubles. C) Pressure decreases. D) Pressure remains the same. Show Answer Correct Answer: B) Pressure doubles. 11. Which statement about the evaporation of a liquid is not correct? A) It changes the liquid into a gas. B) It takes place at the surface of the liquid. C) It cools the liquid. D) It occurs only at the boiling point of the liquid. Show Answer Correct Answer: D) It occurs only at the boiling point of the liquid. 12. True or False?Gas particles only take up 0.1% of a gas, the other 99.9% is empty space! A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 13. According to the Kinetic Molecular Theory (KMT), particles in liquids exhibit which type of motion. A) Translational and vibrational. B) Vibrational and rotational. C) Rotational, vibrational and translational. D) Rotational only. Show Answer Correct Answer: C) Rotational, vibrational and translational. 14. Why can a gas be compressed easily into a smaller volume? 0625/21/O/N/23 A) The particles are far apart. B) The particles do not attract each other. C) The particles move randomly. D) The volume of each particle can be reduced. Show Answer Correct Answer: A) The particles are far apart. 15. In Charles' law, as temperature increases, what also increases? A) Pressure. B) Volume. C) All the above. D) None of the above. Show Answer Correct Answer: B) Volume. 16. The ratio of the specific heats, also called adiabatic index, is given by (where f is degrees of freedom of the gas molecule). A) $\gamma=1-\frac{2}{f}$. B) $\gamma=\frac{2}{f}-1$. C) $\gamma=\frac{2}{f}$. D) $\gamma=1+\frac{2}{f}$. Show Answer Correct Answer: D) $\gamma=1+\frac{2}{f}$. 17. Which of the following statements describes a gas? A) It has a fixed volume. B) It becomes the volume of it's container. C) All the above. D) None of the above. Show Answer Correct Answer: B) It becomes the volume of it's container. 18. A substance Y has a melting point of-7 degrees Celsius and a boiling point of 63 degrees Celsius. At which temperature is Y a liquid? A) -25. B) 25. C) 75. D) 150. Show Answer Correct Answer: B) 25. 19. Particles are always moving. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 20. According to the kinetic-molecular theory, which substances are made of particles? A) Gases only. B) All matter. C) Liquids only. D) All matter except solids. Show Answer Correct Answer: B) All matter. 21. A gas at 928 kpa, 129 $^{0}$C occupies a volume of 569 L. Calculate the volume at 319 kpa and 32 C. A) 1255 L. B) 1400 L. C) 410.61 L. D) 418.18 L. Show Answer Correct Answer: A) 1255 L. 22. Which phase of matter does not have a definite shape yet the particles will not fill the container? (a) A) Liquid. B) A. Gas. C) Solid. D) Plasma. Show Answer Correct Answer: B) A. Gas. 23. Convert-118 K to degrees celcius A) 115 K. B) 32 K. C) -155 K. D) 118 C. Show Answer Correct Answer: C) -155 K. 24. A subatomic particle that has no charge and that is found in the nucleus of an atom A) Atom. B) Quark. C) Proton. D) Neutron. E) Electron. Show Answer Correct Answer: D) Neutron. 25. The attractive forces between the particles in a solid are: A) Strong. B) Weak. C) In-between. D) None of the above. Show Answer Correct Answer: A) Strong. 26. What do we call the outermost layer of electrons on an atom? A) Valence Electrons. B) Cloud Electrons. C) Frosting Electrons. D) Free Electrons. Show Answer Correct Answer: A) Valence Electrons. 27. For the ideal gas equation, what assumptions are made? A) There is little or no attraction between the molecules of the gas. B) The volume occupied by the molecules is negligibly small compared to the volume of the gas. C) Both of the mentioned. D) None of the mentioned. Show Answer Correct Answer: C) Both of the mentioned. 28. Phase change from a gas to a liquid. A) Evaporation. B) Melting. C) Deposition. D) Condensation. Show Answer Correct Answer: D) Condensation. 29. What will happen to the volume of a gas if the pressure increases, with constant temperature? A) Decrease. B) Increase. C) Explosion!. D) Nothing. Show Answer Correct Answer: A) Decrease. 30. All of the following statements are TRUE about the behavior of gases according to the Kinetic Molecular Theory EXCEPT: A) Gases have elastic collisions. B) Gases do not attract or repel. C) Gases are in constant random motion. D) Gases stick to the sides of the container and to each other. Show Answer Correct Answer: D) Gases stick to the sides of the container and to each other. 31. If the temperature of a gas increase, the pressure ..... A) Decreases. B) Increases. C) Does not change. D) None of the above. Show Answer Correct Answer: B) Increases. 32. Liquids which keep some ordered structure. A) Plasma. B) Disciplined. C) Liquid crystals. D) Amorphous. Show Answer Correct Answer: C) Liquid crystals. 33. What is the formula for Boyle's Law? A) P$_{1}$V$_{1}$=P$_{2}$V$_{2}$. B) P$_{1}$/V$_{1}$=P$_{2}$/V$_{2}$. C) P$_{1}$V$_{2}$=P$_{2}$V$_{1}$. D) P$_{1}$V$_{1}$/P$_{2}$V$_{2}$. Show Answer Correct Answer: A) P$_{1}$V$_{1}$=P$_{2}$V$_{2}$. 34. Which of the following is not an assumption of the kinetic model of ideal gases? A) All particles in the gas have the same mass. B) All particles in the gas have the same speed. C) The duration of collisions between particles is very short. D) Collisions with the walls of the container are elastic. Show Answer Correct Answer: B) All particles in the gas have the same speed. 35. The following statements are assumptions of the kinetic theory of gases EXCEPT A) All gases are made up of identical atoms or molecules. B) The intermolecular forces are negligible except during collisions. C) The molecules undergoes inelastic collisions with one another. D) The volume of the atoms or molecules is negligible when compared to the volume occupied by the gas. Show Answer Correct Answer: C) The molecules undergoes inelastic collisions with one another. 36. Particles in a liquid move ..... , than particles in a solid A) Faster. B) Slower. C) Less randomly. D) Less fluidly. Show Answer Correct Answer: A) Faster. 37. What is the relationship between the pressure and volume of a gas according to the Kinetic Theory? A) Pressure remains constant as volume increases. B) Pressure increases as volume increases. C) Pressure is independent of volume. D) Pressure decreases as volume increases. Show Answer Correct Answer: D) Pressure decreases as volume increases. 38. Which of the following is NOT an assumption of the kinetic theory? A) Particles in matter are stationary. B) The particles collide with each other and with the walls of any container in which they are held. C) All matter is composed of tiny particles (atoms, molecules, and ions). D) Particles are in constant, random motion. Show Answer Correct Answer: D) Particles are in constant, random motion. 39. When you add energy to matter ..... A) The particles move faster. B) It might change state. C) The temperature will increase. D) All of the above. Show Answer Correct Answer: D) All of the above. 40. What is specific heat capacity? A) Describes how specifically you need to define an object. B) Describes the amount of energy needed to change the temperature of an object. C) Describes the measure of the pain of being burned. D) None of the above. Show Answer Correct Answer: B) Describes the amount of energy needed to change the temperature of an object. 41. The bulk modulus of a gas in an isobaric process is A) $p$. B) $\gamma P$. C) Zero. D) $\infty$. Show Answer Correct Answer: C) Zero. 42. The opposite phase of melting is A) Condensation. B) Sublimation. C) Freezing. D) Deposition. Show Answer Correct Answer: C) Freezing. 43. When would a real gas be most like an ideal gas? A) At high temperatures and high pressure. B) At low pressure. C) At low temperatures. D) At high pressure. Show Answer Correct Answer: B) At low pressure. 44. As the temperature increases so does the ..... A) Potential Energy. B) Kinetic Energy. C) All the above. D) None of the above. Show Answer Correct Answer: B) Kinetic Energy. 45. In which state of matter do particles slide by each other but not in a straight line? A) Liquid. B) Solid. C) Gas. D) None of the above. Show Answer Correct Answer: A) Liquid. 46. The constant motion that all particles of matter exhibit is called ..... A) Brownian motion. B) Brow Knee Emotion. C) I like brownies!. D) None of the above. Show Answer Correct Answer: A) Brownian motion. 47. An inflated balloon is placed in a refrigerator. Which statement the movement of the gas particles in the balloon? A) The particles move faster and become further apart. B) The particles move more slowly and become further apart. C) The particles move faster and become closer together. D) The particles move more slowly and become closer together. Show Answer Correct Answer: D) The particles move more slowly and become closer together. 48. One mole of any gas at Standard Temperature and Pressure (STP) occupies volume of A) $22.4cm^3$. B) $22.4dm^3$. C) $22.4km^3$. D) $22.4mm^3$. Show Answer Correct Answer: B) $22.4dm^3$. 49. The correct formula for the relationship between volume and pressure of a gas is A) The relationship has been a sham from the start. B) P$_{1}$ + 273. C) P$_{1}$V$_{1}$ = P$_{2}$V$_{2}$. D) P/V = k. Show Answer Correct Answer: C) P$_{1}$V$_{1}$ = P$_{2}$V$_{2}$. 50. In the context of the Kinetic Theory, what is meant by 'elastic collision'? A) Particles stick together after collision. B) Particles bounce off each other with no loss of kinetic energy. C) Particles lose energy and slow down after collision. D) Particles gain energy after collision. Show Answer Correct Answer: B) Particles bounce off each other with no loss of kinetic energy. 51. As the temperature of a substance increases: A) The speed, and average kinetic energy of the particles, both increase. B) The speed, and average kinetic energy of the particles, both decrease. C) The speed of the particles increases, but the average kinetic energy of the particles decreases. D) The speed of the particles decreases, but the average kinetic energy of the particles increases. Show Answer Correct Answer: A) The speed, and average kinetic energy of the particles, both increase. 52. Rates of effusion of different gases are proportional to their A) Compressibility. B) Particle velocities. C) Polarity. D) Particle charge. Show Answer Correct Answer: B) Particle velocities. 53. What state of matter forms a geometric pattern? It is also the coldest state of matter. A) Solid. B) Liquid. C) Gas. D) None of the above. Show Answer Correct Answer: A) Solid. 54. Liquids have ..... A) A definite volume but not a definite temperature. B) A definite volume but not a definite shape. C) A definite shape but not a definite volume. D) A definite shape and volume. Show Answer Correct Answer: B) A definite volume but not a definite shape. 55. Which of the following statements about the kinetic particle theory is not true? A) The particles of a gas move faster than those of a liquid. B) The particles of a solid have more kinetic energy than those of a gas. C) The forces of attraction between the particles of a solid are very strong. D) The particles that make up matter are always moving. Show Answer Correct Answer: B) The particles of a solid have more kinetic energy than those of a gas. 56. What happens to the kinetic energy of gas particles when a gas is compressed at constant temperature? A) Kinetic energy remains the same. B) Kinetic energy increases. C) Kinetic energy becomes zero. D) Kinetic energy decreases. Show Answer Correct Answer: A) Kinetic energy remains the same. 57. Definite shape and a definite volume. A) Gas. B) Liquid. C) Solid. D) None of the above. Show Answer Correct Answer: C) Solid. 58. Which law helps us find the moles of gas in a sample? A) Boyle's Law. B) Charles Law. C) Ideal Gas Law. D) Combined Gas Law. Show Answer Correct Answer: C) Ideal Gas Law. 59. A ..... has a definite shape and a definite volume. A) Solid. B) Gas. C) Liquid. D) Plasma. Show Answer Correct Answer: A) Solid. 60. What happens to the kinetic energy of gas particles when the temperature is increased? A) It increases. B) It remains the same. C) It becomes zero. D) It decreases. Show Answer Correct Answer: A) It increases. ← PreviousNext →Related QuizzesScience QuizzesClass 11 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 7Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 8Class 11 Physics (Part Ii) Chapter 15 Kinetic Theory Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books