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 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the alternative version of the Ideal Gas Law that involves Avogadro's number and the gas constant? A) PV=nRT. B) PV=NkBT. C) PV=nRT/N. D) PV=NkBT/n. Show Answer Correct Answer: A) PV=nRT. 2. Temperature at which solid changes to liquid A) Boiling Point. B) Freezing Point. C) Melting Point. D) None of the above. Show Answer Correct Answer: C) Melting Point. 3. When the boiling point of the liquid is lower, the rate of evaporation decreases. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 4. Describe the process of convection in fluids. A) Convection is the transfer of heat through solid materials without fluid movement. B) Convection is the process of cooling fluids by removing heat through conduction. C) Convection occurs when heat is transferred by radiation in a vacuum. D) Convection is the process of heat transfer in fluids through the movement of the fluid itself, driven by temperature differences. Show Answer Correct Answer: D) Convection is the process of heat transfer in fluids through the movement of the fluid itself, driven by temperature differences. 5. How does radiation effect the world A) Hurt plants. B) Global warming. C) Can help people. D) Makes the world better. Show Answer Correct Answer: B) Global warming. 6. Heat capacity is the property of a substance that describes A) The thermal energy of specific particles in a substance. B) How much thermal energy is needed to change its temperature. C) The type of thermal energy that a substance holds. D) How much thermal energy an object can hold. Show Answer Correct Answer: B) How much thermal energy is needed to change its temperature. 7. A fix temperature at which a pure liquid boils is called ..... A) Boiling point. B) Latent heat of fusion. C) Melting point. D) Latent heat of vaporization. Show Answer Correct Answer: A) Boiling point. 8. What happens to thermal energy when a liquid changes into a solid? A) Thermal energy is lost to the system. B) Thermal energy is released. C) Thermal energy is absorbed. D) Thermal energy remains the same. Show Answer Correct Answer: B) Thermal energy is released. 9. The required thermal energy to convert kg of matter from solid to liquid is called A) Melting. B) Latent heat of fusion. C) Latent heat of evaporation. D) Specif heat capacity. Show Answer Correct Answer: B) Latent heat of fusion. 10. The temperature scaled used by majority of the world? A) Kelvin. B) Celcius. C) Fahrenheit. D) Meter. Show Answer Correct Answer: B) Celcius. 11. Which statement describes the boiling of water? A) It occurs at a fixed temperature and only on the surface. B) It occurs at a fixed temperature and throughout the liquid. C) It occurs at any temperature and only on the surface. D) It occurs at any temperature and throughout the liquid. Show Answer Correct Answer: B) It occurs at a fixed temperature and throughout the liquid. 12. State what occurs during boiling/melting? A) Internal Kinetic Energy increases, Internal Potential Energy decreases. B) Internal Kinetic Energy remains constant, Internal Potential Energy increases. C) Internal Kinetic Energy remains constant, Internal Potential Energy remains constant. D) Internal Kinetic Energy remains constant, Internal Potential Energy decreases. Show Answer Correct Answer: B) Internal Kinetic Energy remains constant, Internal Potential Energy increases. 13. The melting point and the freezing point of a substance are the same. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. A 3 kW kettle containing 500g of a boiling liquid is placed on a balance. The balance reads 200 g after 5 minutes. What is the value of the specific heat of vapourisation of the liquid? A) 3.0 kJ/kg. B) 4.5 MJ/kg. C) 3.0 MJ/kg. D) 2.0 kJ/kg. Show Answer Correct Answer: C) 3.0 MJ/kg. 15. The same quantity of thermal (heat) energy is given to two objects X and Y. The temperature rise of object X is less than the temperature rise of object Y.What accounts for this difference? A) X has a larger thermal capacity than Y. B) Y has a larger thermal capacity than X. C) X is a better thermal conductor than Y. D) Y is a better thermal conductor than X. Show Answer Correct Answer: A) X has a larger thermal capacity than Y. 16. The process in which ice melts when pressure is increased and again freezes when pressure is removed A) Regelation. B) Fusion. C) Vaporisation. D) Conduction. Show Answer Correct Answer: A) Regelation. 17. When a substance is melting, it is ..... A) Losing heat and its temperature is decreasing. B) Losing heat and its temperature remains constant. C) Gaining heat and its temperature is increasing. D) Gaining heat and its temperature remains constant. Show Answer Correct Answer: D) Gaining heat and its temperature remains constant. 18. An Aluminium Rod of length L0rest on a smooth horizontal base if the temperature is increase by $\Delta$T $^\circ$C. What will be the longitudinal strain developed? A) $\alpha$$\Delta$T. B) Cannot be determined. C) -$\alpha$$\Delta$T. D) Zero. Show Answer Correct Answer: D) Zero. 19. To keep food warm or cool, coolers are made out of materials that are ..... A) Insulators. B) Conductors. C) All the above. D) None of the above. Show Answer Correct Answer: A) Insulators. 20. Which process involves the absorption of energy to break bonds between particles? A) Boiling. B) Freezing. C) Deposition. D) Condensation. Show Answer Correct Answer: A) Boiling. 21. When a body changes state, there is a change in the A) Internal Gravitational Energy. B) Internal Kinetic Energy. C) Internal Potential Energy. D) Internal Heat Energy. Show Answer Correct Answer: C) Internal Potential Energy. 22. Select the correct formula to calculate change in volume. A) $\Delta$V = V$_{1}$ $\beta$ $\Delta$T. B) $\Delta$T = $\Delta$V $\beta$ V$_{1}$. C) $\Delta$T = $\Delta$V/V$_{1 }$$\beta$. D) $\beta$ = $\Delta$V/V$_{1 }$$\Delta$T. Show Answer Correct Answer: A) $\Delta$V = V$_{1}$ $\beta$ $\Delta$T. 23. Melting point is ..... A) The temperature where liquid changes to solid without a change in temperature. B) The temperature where gas changes to liquid without a change in temperature. C) The temperature where solid changes to liquid without a change in temperature. D) The temperature where solid changes to liquid with a change in temperature. Show Answer Correct Answer: C) The temperature where solid changes to liquid without a change in temperature. 24. What factors influence the rate of heat transfer in a material? A) Viscosity, molecular weight, phase state, and magnetic field. B) Thermal conductivity, temperature difference, surface area, and heat transfer method. C) Material density, humidity levels, color, and pressure. D) Electrical conductivity, mass, shape, and vibration frequency. Show Answer Correct Answer: B) Thermal conductivity, temperature difference, surface area, and heat transfer method. 25. When steam condenses into water, which of the following statements is true? A) The particles move faster and spread farther apart. B) The particles lose energy and move closer together. C) The particles gain energy and vibrate more strongly. D) The temperature increases as energy is absorbed. Show Answer Correct Answer: B) The particles lose energy and move closer together. 26. When a solid is melting, the temperature remains constant even though thermal energy is being supplied because the ..... A) Energy is used to break the bonds between the particles. B) Molecules are further apart. C) Molecules are moving faster. D) Solid is not absorbing any thermal energy. Show Answer Correct Answer: A) Energy is used to break the bonds between the particles. 27. True or False:Thermal energy does not depend on the type of substance. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 28. How does the thermal conductivity of metals compare to non-metals? A) Non-metals have higher thermal conductivity than metals. B) Metals have higher thermal conductivity than non-metals. C) Metals and non-metals have equal thermal conductivity. D) Metals have lower thermal conductivity than non-metals. Show Answer Correct Answer: B) Metals have higher thermal conductivity than non-metals. 29. The change in energy needed to change the state of a substance is A) Much greater than the change in energy needed to change the temperature of a substance. B) Much higher than the change in energy needed to change the heat capacity of a substance. C) Much lower than the change in energy needed to change the temperature of a substance. D) Much lower than the change in energy needed to change the heat capacity of a substance. Show Answer Correct Answer: A) Much greater than the change in energy needed to change the temperature of a substance. 30. Sweating helps to keep runners cool as they run in the hot sun.How does sweating help to cool runners? A) The hot water molecules are less dense, allowing them to rise and separate themselves from the body, taking the thermal energy away as well. B) The water molecules absorb thermal energy from the body to evaporate. C) The water molecules release thermal energy in order to evaporate. D) Production of water molecules removes thermal energy from the body. Show Answer Correct Answer: B) The water molecules absorb thermal energy from the body to evaporate. 31. Why is so much energy required for a substance to change state? A) The energy is needed to increase the temperature during the state change. B) The energy is needed to decrease the kinetic energy of the particles. C) The energy is needed to overcome the attraction between particles. D) The energy is needed to decrease the elastic potential energy of the particles. Show Answer Correct Answer: C) The energy is needed to overcome the attraction between particles. 32. Which of the following terms identifies the change from a liquid to solid? A) Freezing. B) Melting. C) Condensation. D) Evaporation. Show Answer Correct Answer: A) Freezing. 33. During condensation, A) Liquid changes to solid. B) Solid changes to liquid. C) Liquid changes to gas. D) Gas changes to liquid. Show Answer Correct Answer: D) Gas changes to liquid. 34. Superficial expansion is also known as ..... A) Linear expansion. B) Area expansion. C) Volume expansion. D) None of the above. Show Answer Correct Answer: B) Area expansion. 35. When water reaches its boiling point, the thermal energy will be used to ..... A) Raise the temperature of the water above 100$^{o}$ C. B) Change the liquid particles to gas. C) Add more water particles. D) Slow down the water particles. Show Answer Correct Answer: B) Change the liquid particles to gas. 36. During freezing and condensation, energy is ..... A) Absorbed. B) Released. C) All the above. D) None of the above. Show Answer Correct Answer: B) Released. 37. Water freezes at 32 degrees on which temperature scale? A) Kelvin. B) Fahrenheit. C) Celsius. D) Absolute zero. Show Answer Correct Answer: B) Fahrenheit. 38. When the pressure of the surrounding air is greater, the rate of evaporation increases. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 39. "The energy per kilogram required to cause a substance to change state from liquid to gas at its boiling point." is the definition of ..... A) Specific latent heat of fusion. B) Temperature. C) Specific latent heat of vaporization. D) Specific heat capacity. Show Answer Correct Answer: C) Specific latent heat of vaporization. 40. How much energy will a 30 W heater provide in 5 minutes? A) 150 J. B) 300 J. C) 9, 000 J. D) None of the above. Show Answer Correct Answer: C) 9, 000 J. 41. Which temperature scale has absolute zero? A) Celcuis. B) Fahrenheit. C) Gabriel. D) Kelvin. Show Answer Correct Answer: D) Kelvin. 42. A black body has maximum wavelength Am at 2000 K. Its corresponding wavelength at 3000 K will be A) $\frac{3}{2}\lambda_m$. B) $\frac{16}{81}\lambda_m$. C) $\frac{2}{3}\lambda_m$. D) $\frac{81}{16}\lambda_m$. Show Answer Correct Answer: C) $\frac{2}{3}\lambda_m$. 43. The increase in temperature when heat is supplied to a body can be explained by A) A decrease in the internal energy of the particles in the body. B) A decrease in the average speeds of the particles in the body. C) An increase in the average kinetic energy of the particles in the body. D) An increase in the average spacing of the particles in the body. Show Answer Correct Answer: C) An increase in the average kinetic energy of the particles in the body. 44. Evaporation occurs at (1) while boiling (2) A) Any temperatures; one temperature. B) One temperature; any temperatures. C) All the above. D) None of the above. Show Answer Correct Answer: A) Any temperatures; one temperature. 45. Which statement is false about freezing? A) Change in state from liquid to solid. B) There is a change in the average kinetic energy of particles during freezing. C) Energy is released when bonds form between particles. D) Occurs at a constant temperature. Show Answer Correct Answer: B) There is a change in the average kinetic energy of particles during freezing. 46. Internal energy consists of A) Thermal energy and kinetic energy. B) Thermal energy and potential energy. C) Kinetic energy and potential energy. D) Thermal energy, kinetic energy and potential energy. Show Answer Correct Answer: C) Kinetic energy and potential energy. 47. The reading of Centigrade thermometer coincides with that of Fahrenheit thermometer in a liquid. The temperature of the liquid is A) 100$^\circ$C. B) 313$^\circ$C. C) -40$^\circ$C. D) 0$^\circ$C. Show Answer Correct Answer: C) -40$^\circ$C. 48. Which of the following is not true about boiling? A) Takes place throughout the liquid. B) Requires an external heat source. C) No bubbles are formed. D) Occurs at a fixed temperature. Show Answer Correct Answer: C) No bubbles are formed. 49. When temperature increases A) Internal PE increases. B) Internal KE increases. C) Internal PE decreases. D) Internal KE decreases. Show Answer Correct Answer: B) Internal KE increases. 50. What is the term for the amount of heat required to raise the temperature of 1 gram of a substance by 1 $^\circ$C? A) Specific heat capacity. B) Thermal conductivity. C) Heat flux. D) Latent heat. Show Answer Correct Answer: A) Specific heat capacity. 51. The melting point of a substance is A) The process where it changes from a liquid to a solid. B) The temperature at which it changes from a liquid to solid. C) The temperature at which it changes from a solid to a liquid. D) The process where it changes from a solid to a liquid. Show Answer Correct Answer: C) The temperature at which it changes from a solid to a liquid. 52. Internal energy of a substance decreases when A) Its temperature decreases. B) Its temperature increases. C) It is absorbing heat. D) None of the above. Show Answer Correct Answer: A) Its temperature decreases. 53. When heat is supplied to a body, A) There is an increase in the internal energy of the body. B) The particles in the body move or vibrate faster. C) There is an increase in bonding between the particles. D) There is always an increase in the temperature of the body. Show Answer Correct Answer: A) There is an increase in the internal energy of the body. 54. Which changes of state occur as a result of the removal of thermal energy? A) Boiling and melting. B) Boiling and solidification. C) Condensation and melting. D) Condensation and solidification. Show Answer Correct Answer: D) Condensation and solidification. 55. A liquid changes state by boiling. Which statement about this change of state is correct? A) Thermal energy is not supplied and the temperature decreases. B) Thermal energy is not supplied and the temperature is constant. C) Thermal energy is supplied and the temperature increases. D) Thermal energy is supplied and the temperature is constant. Show Answer Correct Answer: D) Thermal energy is supplied and the temperature is constant. 56. If a is coefficient of Linear expansion, b coefficient of areal expansion, c coefficient of Volume expansion. Which of the following is true A) B=2a. B) A=2b. C) B=3a. D) C=2a. Show Answer Correct Answer: A) B=2a. 57. What happens to the particles of a liquid during evaporation? A) The fastest particles escape from the surface of the liquid into the air. B) All particles move slower as the liquid cools. C) The particles lose energy and move closer together. D) The particles sink to the bottom of the container. Show Answer Correct Answer: A) The fastest particles escape from the surface of the liquid into the air. 58. Why is energy needed to change a solid into a liquid? A) To overcome the forces holding the particles together. B) To increase the pressure inside the solid. C) To raise the temperature of the liquid produced. D) To increase the motion of the molecules within the solid. Show Answer Correct Answer: A) To overcome the forces holding the particles together. 59. The equation of state for an ideal gas is expressed as: A) ( P/V = nRT ). B) ( PV = nRT ). C) ( PV = RT ). D) ( P + V = nR ). Show Answer Correct Answer: B) ( PV = nRT ). 60. Poppy and Ava are conducting a cool science experiment with water. They notice something strange happening as they change the temperature. Can you help them figure out between which temperatures water shows its famous anomalous expansion? A) 0$^\circ$C and 100$^\circ$C. B) 0$^\circ$C and 4$^\circ$C. C) 4$^\circ$C and 10$^\circ$C. D) -4$^\circ$C and 0$^\circ$C. Show Answer Correct Answer: B) 0$^\circ$C and 4$^\circ$C. ← 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 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 8Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books