This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 20 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 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) 50 sec. B) 90 sec. C) 60 sec. D) 30 sec. Show Answer Correct Answer: A) 50 sec. 2. Which of the following processes depends on gravity A) Conduction. B) Convection. C) Radiation. D) None of these. Show Answer Correct Answer: B) Convection. 3. 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) Celsius. B) Pound. C) Kelvin. D) Fahrenheit. Show Answer Correct Answer: D) Fahrenheit. 4. The sprinkling of water reduces slightly the temperature of a closed room because A) Temperature of water is less than that of room. B) Specific heat of water is high. C) Water has large latent heat of vaporization. D) Water is a bad conductor of heat. Show Answer Correct Answer: C) Water has large latent heat of vaporization. 5. ..... is a device to measure the temperature of human body. A) Bimetal thermostat. B) Rivets. C) Clinical thermometer. D) Mercury. Show Answer Correct Answer: C) Clinical thermometer. 6. 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. 7. All solids expand on heating A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 8. Which best describes the role of specific heat capacity in temperature change? A) It indicates the amount of heat lost to the environment. B) It shows the rate of thermal expansion. C) It measures the total energy in a substance. D) It determines how quickly a substance heats up or cools down. Show Answer Correct Answer: D) It determines how quickly a substance heats up or cools down. 9. During evaporation, A) Energetic molecules gain enough energy to escape. B) Attractive forces between particles become stronger. C) Average temperature of the liquid increases. D) Average kinetic energy of the liquid increases. Show Answer Correct Answer: A) Energetic molecules gain enough energy to escape. 10. 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. 11. . 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. 12. What is Thermal Properties of Matter? A) Properties of matter which change with the change in temperature. B) Is a decrease in a materials volume when pressure increases. C) The expansion of area on decrease of temperature. D) An increase in the force of materials when temperature decreases. Show Answer Correct Answer: A) Properties of matter which change with the change in temperature. 13. Which on caries the radiation enrgey A) Air. B) Human. C) Sunlight. D) Water. Show Answer Correct Answer: C) Sunlight. 14. 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. 15. What happens to particles as they cool down? A) They slow down. B) Nothing. C) They don't move. D) They speed up. Show Answer Correct Answer: A) They slow down. 16. 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. 17. What is the relationship between temperature and average kinetic energy per molecule for an ideal gas? A) Temperature is directly proportional to average kinetic energy. B) Temperature is inversely proportional to average kinetic energy. C) Temperature is unrelated to average kinetic energy. D) Temperature is constant with average kinetic energy. Show Answer Correct Answer: A) Temperature is directly proportional to average kinetic energy. 18. Which phase transition releases energy? A) Melting. B) Freezing. C) Evaporation. D) Sublimation. Show Answer Correct Answer: B) Freezing. 19. 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) 130 J K$^{-1}$. C) 1170 J K$^{-1}$. D) 1950 J K$^{-1}$. Show Answer Correct Answer: A) 39 J K$^{-1}$. 20. Priya and Arjun are conducting a science experiment. They heat up a metal sphere and notice its mass doesn't change. Why does the mass of the sphere stay the same even after heating? A) Density increases. B) Volume increases but mass remains same. C) Expansion does not affect mass. D) Both B and C. Show Answer Correct Answer: D) Both B and C. 21. The gas constant ( R ) connects which three measurable quantities? A) Volume, pressure, and density. B) Pressure, volume, and temperature. C) Volume, energy, and force. D) Mass, volume, and time. Show Answer Correct Answer: B) Pressure, volume, and temperature. 22. When ice is melting inside the water, the temperature of the ice A) Remains constant. B) Increases. C) Decreases. D) None of the above. Show Answer Correct Answer: A) Remains constant. 23. A hot drink is left in a room which has a temperature of 20 degC. What happens to the drink in 10 minutes? A) Density becomes lower. B) Internal energy becomes lower. C) Particles move more quickly. D) Energy of particles become equal. Show Answer Correct Answer: B) Internal energy becomes lower. 24. Phase change where thermal energy is added. A) Vaporization. B) Condensation. C) Deposition. D) Freezing. Show Answer Correct Answer: A) Vaporization. 25. Substances with a high heat capacity A) Need a lot of thermal energy in order to raise their temperature. B) Can raise the temperatures of other substances with low heat capacities. C) Need a little thermal energy in order to raise their temperatures. D) Need no thermal energy in order to raise their temperatures. Show Answer Correct Answer: A) Need a lot of thermal energy in order to raise their temperature. ← PreviousNext →Related 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 8Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 9Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books