This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 14 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. From the graph shown in the simulation, what do you observe about the temperature during the freezing stage? A) The temperature increases. B) The temperature decreases. C) The temperature remains constant. D) None of the above. Show Answer Correct Answer: C) The temperature remains constant. 2. What is the effect of temperature on the viscosity of liquids? A) The viscosity of liquids remains constant regardless of temperature changes. B) The viscosity of liquids increases as temperature decreases. C) The viscosity of liquids fluctuates randomly with temperature variations. D) The viscosity of liquids decreases as temperature increases. Show Answer Correct Answer: D) The viscosity of liquids decreases as temperature increases. 3. Evie and Eesha are having a science debate! ASSERTION (A):The melting point of ice decreases with increase in pressure. REASON (R):Ice contracts on melting. Who will win the debate? A) Both A and R are true and R is the correct explanation of A. B) Both A and R are true but R is not the correct explanation of A. C) A is true but R is false. D) A is false but R is true. Show Answer Correct Answer: A) Both A and R are true and R is the correct explanation of A. 4. A 2 kW kettle containing boiling water is placed on a balance. It is left there and continues to boilfor 5 minutes. The balance reading changes by 0.2 kg.What does this information give as an estimate for the specific latent heat of vaporisation ofwater? A) 2000J/kg. B) 3000J/kg. C) 50 000 J/kg. D) 3 000 000 J/kg. Show Answer Correct Answer: D) 3 000 000 J/kg. 5. Which statement about boiling and evaporation is correct? A) Boiling only occurs at the surface of a liquid. B) Bubbles of air are produced throughout the liquid during boiling. C) Evaporation is not affected by the surface area of the liquid. D) Evaporation occurs at any temperature. Show Answer Correct Answer: D) Evaporation occurs at any temperature. 6. From the graph shown in the simulation, what do you observe about the temperature when liquid water is still below its boiling point of 100 $^\circ$C? A) The temperature increases. B) The temperature decreases. C) The temperature remains constant. D) None of the above. Show Answer Correct Answer: A) The temperature increases. 7. When water evaporates, some molecules escape.Which molecules escape? A) The molecules at the bottom of the liquid with less energy than others. B) The molecules at the bottom of the liquid with more energy than others. C) The molecules at the surface with less energy than others. D) The molecules at the surface with more energy than others. Show Answer Correct Answer: D) The molecules at the surface with more energy than others. 8. J of work is required for A) Increasing the temperature of 100 g of water through 10$^\circ$C. B) Increasing the temperature of 1 kg of water through 10$^\circ$C. C) Increasing the temperature of 500 g of water through 10$^\circ$C. D) Increasing the temperature of 10 g of water through 10$^\circ$C. Show Answer Correct Answer: A) Increasing the temperature of 100 g of water through 10$^\circ$C. 9. The diagram shows a liquid-in-glass thermometer.Which change to the design would result in a more sensitive thermometer? A) Increase the density of the liquid. B) Increase the diameter of the capillary tube. C) Increase the number of scale markings. D) Increase the volume of the bulb. Show Answer Correct Answer: D) Increase the volume of the bulb. 10. In the Kinetic Molecular Theory, which assumption is TRUE? A) Gas molecules attract each other strongly. B) Gas molecules occupy large volumes. C) Gas molecules move randomly and collide elastically. D) Gas molecules lose energy during collision. Show Answer Correct Answer: C) Gas molecules move randomly and collide elastically. 11. Describe how thermal energy is transferred in a vacuum. A) Thermal energy is transferred in a vacuum through convection. B) Thermal energy is transferred in a vacuum through diffusion. C) Thermal energy is transferred in a vacuum through conduction. D) Thermal energy is transferred in a vacuum through radiation. Show Answer Correct Answer: D) Thermal energy is transferred in a vacuum through radiation. 12. As temperature increases, what are the changes in internal energy? A) Internal Kinetic Energy increases, Internal Potential Energy remains constant. B) Internal Kinetic Energy increases, Internal Potential Energy decreases. C) Internal Kinetic Energy increases, Internal Potential Energy increases. D) Internal Kinetic Energy decreases, Internal Potential Energy remains constant. Show Answer Correct Answer: A) Internal Kinetic Energy increases, Internal Potential Energy remains constant. 13. At which temperature-celcius and Fahrenheit scale are equal A) 40. B) -40. C) 37. D) -80. Show Answer Correct Answer: B) -40. 14. What happens when there is an increase in internal energy? A) Temperature increases. B) Particles move closer together. C) Potential energy decreases. D) Kinetic energy decreases. Show Answer Correct Answer: A) Temperature increases. 15. In the simplest case of an ideal gas, temperature is proportional to the ..... kinetic energy of molecular translational motion. A) Total. B) Average. C) Minimum. D) Maximum. Show Answer Correct Answer: B) Average. 16. The temperature gradient of 0.5m long rod is 80 $^{0}$C/m. If the temperature of hotter end of the rod is 30$^{0}$C, then the temperature of the colder end is A) 40$^{o}$C. B) -10$^{o}$C. C) 10$^{o}$C. D) 0$^{o}$C. Show Answer Correct Answer: B) -10$^{o}$C. 17. When a substance is boiling, 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. Which change in the design of a liquid-in-glass thermometer makes it more sensitive? A) A larger liquid reservoir. B) A longer tube. C) A smaller liquid reservoir. D) A wider tube. Show Answer Correct Answer: A) A larger liquid reservoir. 19. What is the process when gas changes to liquid? A) Melting. B) Boiling. C) Condensation. D) Freezing. Show Answer Correct Answer: C) Condensation. 20. Amount of heat energy required to convert 1gm of ice at 0$^\circ$C into steam at 100$^\circ$C is A) 716 Cal. B) 500 Cal. C) 180 Cal. D) 100 Cal. Show Answer Correct Answer: A) 716 Cal. 21. From the graph shown in the simulation, what do you observe about the temperature when the liquid molecules are below the boiling point? A) The temperature increases. B) The temperature decreases. C) The temperature remains constant. D) None of the above. Show Answer Correct Answer: B) The temperature decreases. 22. Which of the following process takes the longest time to occur? A) Melting. B) Fusion. C) Boiling. D) None of the above. Show Answer Correct Answer: C) Boiling. 23. Equal masses of oil and water are heated to 900C and then allowed to cool. Which statement explains why the oil cools faster than the water? A) Oil has a higher boiling point than water. B) Oil has a lower melting point than water. C) Oil has a lower specific latent heat than water. D) Oil has a lower specific heat capacity than water. Show Answer Correct Answer: D) Oil has a lower specific heat capacity than water. 24. The measure of the average kinetic energy of the individual particles in a substance is called ..... A) Temperature. B) Thermal energy. C) Conduction. D) Convection. Show Answer Correct Answer: A) Temperature. 25. A metal sheet with circular hole is heated.the hole get A) Larger. B) Deformed. C) Smaller. D) None. Show Answer Correct Answer: A) Larger. ← 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