This quiz works best with JavaScript enabled. Home > Class 11 > 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 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In solids and liquids, where molecules are more constrained and have potential energy, temperature is more ..... A) Simple. B) Complicated. C) Unchanged. D) Reduced. Show Answer Correct Answer: B) Complicated. 2. The scientist is successfully devised a modern liquid thermometer is called ..... A) Fahrenheit. B) Reaumur. C) Anders Celsius. D) None of the above. Show Answer Correct Answer: C) Anders Celsius. 3. A person with dark skin as compared to a person with white skin will experience A) Less heat and less cold. B) More heat and more cold. C) More heat and less cold. D) Less heat and more cold. Show Answer Correct Answer: B) More heat and more cold. 4. The average kinetic energy of gas molecules is proportional to: A) Temperature. B) Pressure. C) Volume. D) Density. Show Answer Correct Answer: A) Temperature. 5. During evaporation, water molecules on the surface of water ..... from the surroundings to move faster and then escape into the air. A) Absorb energy. B) Lose energy. C) Share energy. D) None of the above. Show Answer Correct Answer: A) Absorb energy. 6. A gas has a pressure of 2 atm and volume of 4 L. If the volume decreases to 2 L at constant temperature, what is the new pressure? A) 1 atm. B) 2 atm. C) 4 atm. D) 8 atm. Show Answer Correct Answer: C) 4 atm. 7. When a substance is condensing, 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: B) Losing heat and its temperature remains constant. 8. When ice melts into water, the molecules: A) Slow down and move closer. B) Speed up and move farther apart. C) Stay the same. D) Lose mass. Show Answer Correct Answer: B) Speed up and move farther apart. 9. What is the difference between heat and temperature? A) Heat is the absence of temperature; temperature is energy flow. B) Heat is a measure of temperature; temperature is energy transfer. C) Heat is energy transfer; temperature is a measure of thermal energy. D) Heat is a type of temperature; temperature is a form of energy. Show Answer Correct Answer: C) Heat is energy transfer; temperature is a measure of thermal energy. 10. A 500 ml cup of coffee takes 20 seconds from 25$^\circ$C to 50$^\circ$C to be heated using a heater.Given that the specific heat capacity of 1400 J/kg$^\circ$C and the density of coffee is 1.4 g/ml, what is the power of the heater? A) 1225 W. B) 24500 W. C) 122500 W. D) 490000 W. Show Answer Correct Answer: A) 1225 W. 11. VAPOUR PRESSURE < ATMOSPHERIC PRESSURE A) BOILING. B) EVAPORATION. C) CONDENSATION. D) PRECIPITATION. Show Answer Correct Answer: B) EVAPORATION. 12. Why does evaporation cause cooling? A) Because the liquid absorbs heat from the air. B) Because the slower particles leave the liquid first. C) Because the particles gain more kinetic energy. D) Because the fastest particles escape, leaving behind slower, cooler ones. Show Answer Correct Answer: D) Because the fastest particles escape, leaving behind slower, cooler ones. 13. How does heating a steel tyre help it to fit tightly onto a train wheel? A) The tyre melts slightly and sticks to the wheel. B) The tyre expands when heated, allowing it to fit over the wheel, then contracts when cooled. C) The tyre becomes more flexible and adjusts its shape permanently. D) The tyre reacts chemically with the wheel when hot. Show Answer Correct Answer: B) The tyre expands when heated, allowing it to fit over the wheel, then contracts when cooled. 14. What is internal energy of the molecules in the substance? A) Kinetic Energy. B) Potential Energy. C) Kinetic energy and Potential energy. D) None of the above. Show Answer Correct Answer: C) Kinetic energy and Potential energy. 15. From the simulation, what do you observe about movement of the molecules as the temperature decreases below 0 $^\circ$C? A) The molecules move slower. B) The molecules move faster. C) The molecules move at the same speed. D) None of the above. Show Answer Correct Answer: A) The molecules move slower. 16. There are ..... fixed point of Celcius scale. A) 1. B) 2. C) 3. D) None of the above. Show Answer Correct Answer: B) 2. 17. A metal sheet with a circular hole is heated. The hole A) Gets larger. B) Gets deformed. C) Gets smaller. D) Nothing happens. Show Answer Correct Answer: A) Gets larger. 18. Pendulum clocks run ..... in winter A) Slower. B) Faster. C) All the above. D) None of the above. Show Answer Correct Answer: A) Slower. 19. A brass rod I m long when heated through 80$^\circ$Cincreases in length by 1.60 mm. The coefficient of linear expansion for the brass is A) 0.00002 per $^\circ$C. B) 0.0004 per $^\circ$C. C) 0.003 per $^\circ$C. D) 0.0006 per $^\circ$C. Show Answer Correct Answer: A) 0.00002 per $^\circ$C. 20. When a substance is freezing, 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: B) Losing heat and its temperature remains constant. 21. Which of the following describes conduction? A) Heat transfer through direct contact. B) Heat transfer through fluids. C) Heat transfer through radiation. D) Heat transfer without any medium. Show Answer Correct Answer: A) Heat transfer through direct contact. 22. Why does a swimmer feel cold when coming out of the sea? A) Water is a good conductor of heat. B) The water freezes on his skin. C) The water evaporates from his skin. D) None of the above. Show Answer Correct Answer: C) The water evaporates from his skin. 23. Solid will change to liquid when it reach ..... A) Melting point. B) Evaporate point. C) Boiling poit. D) Sublimation point. Show Answer Correct Answer: A) Melting point. 24. Gas to liquid ..... PE increase or decrease (remember the rubber band analogy) A) Increase. B) Decrease. C) All the above. D) None of the above. Show Answer Correct Answer: B) Decrease. 25. When energy is given to raise the temperature, particles ..... A) Speed up and gain kinetic energy. B) Slow down and lose kinetic energy. C) Speed up and lose kinetic energy. D) Slow down and gain kinetic energy. Show Answer Correct Answer: A) Speed up and gain kinetic energy. ← 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 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 10Class 11 Physics (Part Ii) Chapter 13 Thermal Properties Of Matter Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books