This quiz works best with JavaScript enabled. Home > Class 11 > 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 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following statements regarding specific heat capacity of a substance are correct? It depends on I. mass of substance. II. nature of substance. III. temperature of substance. IV. volume of substance. A) II and III. B) Only IV. C) I and II. D) III and IV. Show Answer Correct Answer: A) II and III. 2. A pan of water is put on an electric heater.What happens when the water is boiling? A) The heat stops going into the water. B) The heat goes into the water more quickly than before. C) The temperature of the water rises more slowly than before. D) The temperature of the water stops rising. Show Answer Correct Answer: D) The temperature of the water stops rising. 3. During boiling, you have A) Only gas particles. B) Only liquid particles. C) A mixture of gas and liquid particles. D) None of the above. Show Answer Correct Answer: C) A mixture of gas and liquid particles. 4. Which of the following always happens when a substance is heated? A) Temperature increases. B) Kinetic energy of particles increases. C) Potential energy of particles increases. D) Internal energy increases. Show Answer Correct Answer: D) Internal energy increases. 5. The earth intercepts approximately one billionth of the power radiated by the sun. if the surface temperature of the sun were to drop by a factor of 2, the average radiant energy incident on earth per second would reduce by factor of A) 2. B) 4. C) 8. D) 16. Show Answer Correct Answer: D) 16. 6. To measure how hot or cold something is called ..... A) Thermal. B) Thermometer. C) Temperature. D) None of the above. Show Answer Correct Answer: C) Temperature. 7. Expression for Thermal stress is ..... A) Y. $\Delta$. B) Y. L / $\Delta$. C) L . $\Delta$. D) None of the above. Show Answer Correct Answer: A) Y. $\Delta$. 8. Fill in the blank:When a substance is cooled, the particles in it move ..... A) More quickly. B) More slowly. C) In a circular motion. D) Randomly. Show Answer Correct Answer: B) More slowly. 9. According to KMT, gas molecules are: A) At rest. B) In constant, random motion. C) Fixed in one position. D) Moving only in one direction. Show Answer Correct Answer: B) In constant, random motion. 10. What is the alternative version of the Ideal Gas Law that involves Avogadro's number and the gas constant? A) PV=nRT. B) PV=nRT/N. C) PV=NkBT/n. D) PV=NkBT. Show Answer Correct Answer: A) PV=nRT. 11. 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. 12. 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. 13. Describe the process of convection in fluids. A) Convection occurs when heat is transferred by radiation in a vacuum. B) Convection is the transfer of heat through solid materials without fluid movement. C) Convection is the process of heat transfer in fluids through the movement of the fluid itself, driven by temperature differences. D) Convection is the process of cooling fluids by removing heat through conduction. Show Answer Correct Answer: C) Convection is the process of heat transfer in fluids through the movement of the fluid itself, driven by temperature differences. 14. How does radiation effect the world A) Global warming. B) Makes the world better. C) Hurt plants. D) Can help people. Show Answer Correct Answer: A) Global warming. 15. Heat capacity is the property of a substance that describes A) How much thermal energy is needed to change its temperature. B) How much thermal energy an object can hold. C) The thermal energy of specific particles in a substance. D) The type of thermal energy that a substance holds. Show Answer Correct Answer: A) How much thermal energy is needed to change its temperature. 16. A fix temperature at which a pure liquid boils is called ..... A) Melting point. B) Boiling point. C) Latent heat of vaporization. D) Latent heat of fusion. Show Answer Correct Answer: B) Boiling point. 17. What happens to thermal energy when a liquid changes into a solid? A) Thermal energy remains the same. B) Thermal energy is released. C) Thermal energy is absorbed. D) Thermal energy is lost to the system. Show Answer Correct Answer: B) Thermal energy is released. 18. The required thermal energy to convert kg of matter from solid to liquid is called A) Latent heat of evaporation. B) Latent heat of fusion. C) Specif heat capacity. D) Melting. Show Answer Correct Answer: B) Latent heat of fusion. 19. The temperature scaled used by majority of the world? A) Kelvin. B) Celcius. C) Fahrenheit. D) Meter. Show Answer Correct Answer: B) Celcius. 20. 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. 21. State what occurs during boiling/melting? A) Internal Kinetic Energy increases, Internal Potential Energy decreases. B) Internal Kinetic Energy remains constant, Internal Potential Energy remains constant. C) Internal Kinetic Energy remains constant, Internal Potential Energy decreases. D) Internal Kinetic Energy remains constant, Internal Potential Energy increases. Show Answer Correct Answer: D) Internal Kinetic Energy remains constant, Internal Potential Energy increases. 22. 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. 23. 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) 2.0 kJ/kg. B) 3.0 kJ/kg. C) 3.0 MJ/kg. D) 4.5 MJ/kg. Show Answer Correct Answer: C) 3.0 MJ/kg. 24. 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) X is a better thermal conductor than Y. C) Y has a larger thermal capacity than X. D) Y is a better thermal conductor than X. Show Answer Correct Answer: A) X has a larger thermal capacity than Y. 25. The process in which ice melts when pressure is increased and again freezes when pressure is removed A) Fusion. B) Vaporisation. C) Regelation. D) Conduction. Show Answer Correct Answer: C) Regelation. ← 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 9Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 10Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books