This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Physics Part Ii > Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 8 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Why does the sand at the beach cool down faster than the water at night? A) Sand has a higher specific heat than water. B) Sand has a lower specific heat than water. C) There is more water than sand at the beach. D) There is more sand than water at the beach. Show Answer Correct Answer: B) Sand has a lower specific heat than water. 2. At what temperature the Celsius and Fahrenheit, readings are the same: A) -37$^\circ$C. B) 36.6$^\circ$C. C) 40$^\circ$C. D) -40$^\circ$C. Show Answer Correct Answer: D) -40$^\circ$C. 3. After doing the laundry, we spread the wet clothes out to dry. It is observed that clothes that are well spread out dry faster than clothes that are not.Spreading out wet clothes when drying ensures that the ..... surface area of clothes is exposed. More water molecules can escape from the wet clothes, allowing a ..... rate of evaporation. A) Maximum, faster. B) Minimum, faster. C) Maximum, slower. D) Minimum, slower. Show Answer Correct Answer: A) Maximum, faster. 4. A sphere, a cube, and a thin circular plate, all of the same material and same mass are initially heated to same high temperature. A) Plate will cool fastest and cube the slowest. B) Sphere will cool fastest and cube the slowest. C) Plate will cool fastest and sphere the slowest. D) Cube will cool fastest and plate the slowest. Show Answer Correct Answer: C) Plate will cool fastest and sphere the slowest. 5. Which of the following statements is not true about boiling and evaporation? A) Boiling happens only at boiling point while evaporation happens between the melting and boiling point of the liquid. B) Boiling happens throughout the liquid while evaporation happens at the surface of the liquid. C) Boiling is a chemical change that involves heating while evaporation is a physical change that is easily reversible. D) Boiling is faster than evaporation. Show Answer Correct Answer: C) Boiling is a chemical change that involves heating while evaporation is a physical change that is easily reversible. 6. The expansion of a material when its temperature rises is called ..... A) Heat. B) Thermal expansion. C) Thermal. D) None of the above. Show Answer Correct Answer: B) Thermal expansion. 7. When a liquid changes into a gas at a constant temperature, this temperature is known as the A) Absolute zero. B) Latent heat. C) Boiling point. D) Evaporation point. Show Answer Correct Answer: C) Boiling point. 8. When a substance is melting, its temperature ..... A) Increases. B) Decreases. C) Stays constant. D) None of the above. Show Answer Correct Answer: C) Stays constant. 9. Water has Maximum density at A) -10 degree celcius. B) 4 degree celcius. C) 0 degree celcius. D) 100 degree celcius. Show Answer Correct Answer: B) 4 degree celcius. 10. What is the relationship between temperature and the kinetic energy of particles? A) Temperature is unrelated to kinetic energy. B) Temperature is the square of kinetic energy. C) Temperature is directly proportional to kinetic energy. D) Temperature is inversely proportional to kinetic energy. Show Answer Correct Answer: C) Temperature is directly proportional to kinetic energy. 11. During melting, particles A) Move slower. B) Move faster. C) Move closer. D) Move further apart. Show Answer Correct Answer: D) Move further apart. 12. When the temperature of the liquid is higher, the rate of evaporation decreases. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 13. The coefficient of volume expansion of solids is A) Equal to liquid. B) Greater than gas. C) Less than liquid. D) Greater than liquid. Show Answer Correct Answer: C) Less than liquid. 14. ..... are mixtures in which its particles are too big to stay mixed without being stirred or shaken. A) Solutions. B) Colloids. C) Suspensions. D) None of the above. Show Answer Correct Answer: C) Suspensions. 15. State what occurs during freezing/condensation? A) Internal Kinetic Energy remains decreases, Internal Potential Energy decreases. B) Internal Kinetic Energy remains constant, Internal Potential Energy decreases. C) Internal Kinetic Energy remains constant, Internal Potential Energy remains constant. D) Internal Kinetic Energy remains constant, Internal Potential Energy increases. Show Answer Correct Answer: B) Internal Kinetic Energy remains constant, Internal Potential Energy decreases. 16. What could happen if a glass flask filled with liquid is heated suddenly? A) The glass may crack because the inner surface expands faster than the outer surface. B) The liquid will not expand but the glass will. C) The glass will become more flexible as it heats. D) The outer surface of the glass expands faster, preventing cracks. Show Answer Correct Answer: A) The glass may crack because the inner surface expands faster than the outer surface. 17. A silver plate of 16cm2 is heated from 20 degrees to 100 degrees. What is the increase of area?assume $\alpha=2\times10^{-5}$ A) 16.0256. B) 16.051. C) 0.0256. D) 0.051. Show Answer Correct Answer: D) 0.051. 18. There are two spheres of same radius and material at same temperature-one being solid, other being hollow. Which sphere will expand more if they are heated to same temperature A) Solid. B) Hollow. C) Same in both. D) None of the above. Show Answer Correct Answer: C) Same in both. 19. When air is sucked through straw with its other end dipped in a liquid, the pressure inside the straw? A) Increase. B) Remain constant. C) Decrease. D) The air cannot sucked. Show Answer Correct Answer: C) Decrease. 20. Explain the concept of specific heat capacity. A) Specific heat capacity is the heat required to raise the temperature of a unit mass of a substance by one degree Celsius. B) Specific heat capacity is the amount of heat lost when a substance cools down. C) Specific heat capacity is the temperature at which a substance changes state. D) Specific heat capacity is the total energy stored in a substance. Show Answer Correct Answer: A) Specific heat capacity is the heat required to raise the temperature of a unit mass of a substance by one degree Celsius. 21. Which of the following is not a difference between boiling and evaporation? A) One is fast while the other is slow. B) One occer at a fixed temperature while the other at any temprature. C) One occur throughout the liquid while the other only on the surface. D) One have lots of bubbles formed while the other only a little. Show Answer Correct Answer: D) One have lots of bubbles formed while the other only a little. 22. Expand during heating A) Generally decreases the density of the material. B) None of these. C) Increases the weight. D) Occurs only in solid. Show Answer Correct Answer: A) Generally decreases the density of the material. 23. Specific heat capacity is defined as A) The amount of energy required to change a unit mass of a substance from the liquid to the gaseous state. B) The amount of energy required to change a substance from one phase to another. C) The amount of energy required to raise the temperature of a substance by 1$^\circ$C. D) The amount of energy required to raise the temperature of a unit mass of a substance by 1$^\circ$C. Show Answer Correct Answer: D) The amount of energy required to raise the temperature of a unit mass of a substance by 1$^\circ$C. 24. Thermal conductivity describes A) How much heat has been transferred in a system. B) How much thermal energy a substance can hold. C) How quickly thermal energy spreads through a substance. D) How much thermal energy a system can hold. Show Answer Correct Answer: C) How quickly thermal energy spreads through a substance. 25. Which of the following is true about the atoms in an object? A) They only move when heated. B) They only move when cooled. C) They are always at rest. D) They are in constant motion. Show Answer Correct Answer: D) They are in constant motion. 26. The ratio of heat absorbed to temperature rise is known as: A) Enthalpy. B) Specific heat. C) Latent heat. D) Heat capacity. Show Answer Correct Answer: B) Specific heat. 27. The movement of thermal energy from an object at a higher temperature to an object at a lower temperature is called ..... A) Thermal. B) Expansion. C) Heat. D) Temperature. Show Answer Correct Answer: C) Heat. 28. In which phase change does a substance absorb energy? A) Freezing. B) Deposition. C) Evaporation. D) Condensation. Show Answer Correct Answer: C) Evaporation. 29. Convert:150 $^{o}$F to $^{o}$C: A) 65.5 C. B) 338.5 F. C) 65.5 F. D) 338.5 C. Show Answer Correct Answer: A) 65.5 C. 30. How many moles of gas particles are in 6 grams of H2 gas? A) 3 moles. B) 2 moles. C) 4 moles. D) 1 mole. Show Answer Correct Answer: A) 3 moles. 31. VAPOUR PRESSURE IS EQUAL TO ATMOSPHERIC PRESSURE A) SUBLIMATION. B) EVAPORATION. C) BOILING. D) CONDENSATION. Show Answer Correct Answer: C) BOILING. 32. The boiling point is at a constant temperature. T or F? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 33. The ionic state of matter is called A) Liquid. B) Solid. C) Gas. D) Plasma. Show Answer Correct Answer: D) Plasma. 34. PV= constant is related to A) Ideal gas equation. B) Boyle's law. C) Charles's law of pressure. D) Charles's law of volume. Show Answer Correct Answer: B) Boyle's law. 35. Cooling a gas will cause it to ..... A) Melt. B) Freeze. C) Condense. D) Evaporate. Show Answer Correct Answer: C) Condense. 36. During condensation, the gas A) Loses heat. B) Absorbs heat. C) Neither loses nor absorbs heat. D) None of the above. Show Answer Correct Answer: A) Loses heat. 37. Which one of this is radiation energy A) Magnetic waves. B) Electromagnetic waves. C) Rad waves. D) None of the above. Show Answer Correct Answer: B) Electromagnetic waves. 38. How much energy is needed to raise the temperature of 5.0 grams of lead from 25$^\circ$C to 35$^\circ$C? [specific heat (c) = 0.129 J/(g*$^\circ$C)] A) 6.45 J. B) 6.45 J/(g*$^\circ$C). C) 16.1 J/(g*$^\circ$C). D) D.16.1 J. Show Answer Correct Answer: A) 6.45 J. 39. The ..... of a substance is the amount of energy required to change the temperature of 1 kg of the substance by 1 $^\circ$C. A) Specific heat capacity. B) Specific latent heat. C) Heat capacity. D) Latent heat. Show Answer Correct Answer: A) Specific heat capacity. 40. Is an x-Ray radiation A) No. B) Yes. C) Dont no. D) Maybe. Show Answer Correct Answer: B) Yes. 41. Question 15Two metal cylinders, P and Q, are heated using an electric heater. Both of the cylinders receive exactly the same amount of thermal energy. The temperature of P increases by a smaller amount than the temperature of Q. What conclusion can be drawn? A) C P has a higher thermal capacity. B) A P is a better thermal conductor. C) B Q is a better thermal conductor. D) D Q has a higher thermal capacity. Show Answer Correct Answer: A) C P has a higher thermal capacity. 42. Thermal energy always moves: A) From a lower temperature object to a higher temperature object. B) From an object of higher mass to an object of lower mass. C) From an object with lower kinetic energy to an object with higher kinetic energy. D) From a high temperature object to a lower temperature object. Show Answer Correct Answer: D) From a high temperature object to a lower temperature object. 43. It takes more energy to raise the temperature of a large amount of water because ..... A) More molecules need to have their speed changed. B) Less molecules need to have their speed changed. C) The same number of molecules need to have their speed changed. D) None of the above. Show Answer Correct Answer: A) More molecules need to have their speed changed. 44. A cup of tea cools from 80$^\circ$C to 60$^\circ$C in one minute. The ambient temperature is 30$^\circ$C. in cooling from 60$^\circ$C to 50$^\circ$C, it will take. A) 30 sec. B) 90 sec. C) 60 sec. D) 50 sec. Show Answer Correct Answer: D) 50 sec. 45. The most common temperature scale used in the United States-where water freezes at 32 degrees and boils at 212 degrees is called the ..... scale. A) Pound. B) Fahrenheit. C) Kelvin. D) Celsius. Show Answer Correct Answer: B) Fahrenheit. 46. ..... is a device to measure the temperature of human body. A) Bimetal thermostat. B) Mercury. C) Rivets. D) Clinical thermometer. Show Answer Correct Answer: D) Clinical thermometer. 47. What property of metals led to the use of wooden handles on many metal cooking utensils? A) Thermal Conductivity. B) Thermal expansion. C) Regelation. D) None of these. Show Answer Correct Answer: A) Thermal Conductivity. 48. All solids expand on heating A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 49. Which best describes the role of specific heat capacity in temperature change? A) It determines how quickly a substance heats up or cools down. B) It shows the rate of thermal expansion. C) It indicates the amount of heat lost to the environment. D) It measures the total energy in a substance. Show Answer Correct Answer: A) It determines how quickly a substance heats up or cools down. 50. During evaporation, A) Average kinetic energy of the liquid increases. B) Average temperature of the liquid increases. C) Attractive forces between particles become stronger. D) Energetic molecules gain enough energy to escape. Show Answer Correct Answer: D) Energetic molecules gain enough energy to escape. 51. What happens to the energy of particles when water freezes? A) The particles gain energy and move faster. B) The particles lose energy and move closer together. C) The particles gain energy but stay in fixed positions. D) The particles vibrate more strongly. Show Answer Correct Answer: B) The particles lose energy and move closer together. 52. . Assertion:The triple point of water is a standard fixed point in modern thermometry. Reason:The triple point of a substance is unique i.e. it occurs at one particular set of values of pressure and temperature A) Assertion is correct, reason is correct; reason is a correct explanation for assertion. B) Assertion is incorrect, reason is correct. C) Assertion is correct, reason is correct; reason is not a correct explanation for assertion. D) Both are false. Show Answer Correct Answer: A) Assertion is correct, reason is correct; reason is a correct explanation for assertion. 53. What is Thermal Properties of Matter? A) The expansion of area on decrease of temperature. B) Is a decrease in a materials volume when pressure increases. C) Properties of matter which change with the change in temperature. D) An increase in the force of materials when temperature decreases. Show Answer Correct Answer: C) Properties of matter which change with the change in temperature. 54. Which on caries the radiation enrgey A) Human. B) Water. C) Sunlight. D) Air. Show Answer Correct Answer: C) Sunlight. 55. A floor made out of a substance with high thermal conductivity A) Slowly transfer heat from bare feet. B) Transfers no heat at all. C) Will feel warm to bare feet. D) Will feel cold to bare feet. Show Answer Correct Answer: D) Will feel cold to bare feet. 56. What happens to particles as they cool down? A) They speed up. B) They slow down. C) They don't move. D) Nothing. Show Answer Correct Answer: B) They slow down. 57. What is the primary difference between temperature and heat? A) Temperature measures average kinetic energy; heat is energy transfer. B) Temperature and heat are the same. C) Temperature is energy; heat is a measure of energy. D) Temperature is a form of energy; heat is not. Show Answer Correct Answer: A) Temperature measures average kinetic energy; heat is energy transfer. 58. What is the relationship between temperature and average kinetic energy per molecule for an ideal gas? A) Temperature is unrelated to average kinetic energy. B) Temperature is inversely proportional to average kinetic energy. C) Temperature is constant with average kinetic energy. D) Temperature is directly proportional to average kinetic energy. Show Answer Correct Answer: D) Temperature is directly proportional to average kinetic energy. 59. Which phase transition releases energy? A) Freezing. B) Sublimation. C) Melting. D) Evaporation. Show Answer Correct Answer: A) Freezing. 60. A 300 g block of lead, with a specific heat capacity of 130 J kg$^{-1}$ K$^{-1}$, is heated to a temperature of 50$^\circ$C. It is then dropped into a well insulated beaker of water at 30$^\circ$C. Take the heat capacity of the water and beaker to be 300 J K$^{-1}$, and assume that there is no heat loss to the surroundings.Determine the heat capacity of this block of lead. A) 39 J K$^{-1}$. B) 1170 J K$^{-1}$. C) 130 J K$^{-1}$. D) 1950 J K$^{-1}$. Show Answer Correct Answer: A) 39 J K$^{-1}$. ← PreviousNext →Related QuizzesScience QuizzesClass 11 QuizzesClass 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 1Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 2Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 3Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 4Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 5Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 6Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 7Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books