Chapter 9 – Transfer of Heat

Chapter 9 – Transfer of Heat

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–(Exercise: Questions Answers)–[Open]


–(Exercise: Numericals/Problems)–[Open]


–(Extra: MCQ’s)–[Open]


–(Extra: Short Questions)–[Open]


–(Extra: Long Questions)–[Open]


Contents

Section 1:  (Exercise: Questions Answers)

Section 2:  (Exercise: Numericals)

Section 3:  (Extra: MCQ’s)

Section 4:  (Extra: Short Questions)

  1. How many method of transmission of heat are used?  (LHR 2014)
  2. What is Conduction? Explain the process and write down it usage in our daily life.
  3. What are Bad conductors or Insulator?
  4. What are Conductors?
  5. Write down some uses of conductors and non – conductors. (GRW 2013)
  6. Define convection? (LHR 2016)
  7. What do you know about convection currents in Air? Write down some uses.
  8. How land and sea breezes are produced?
  9. What is gliding? (LHR 2013)
  10. What do you know about birds gliding?
  11. Define Radiation.
  12. Why tea in a cup becomes cold earlier as compared to a teapot? (GRW 2016)

Section 5:  (Extra: Long Questions)

  1. What is Conduction? Explain the process and write down it usage in our daily life.
  2. On what factors conduction of heat depend? And define thermal conductivity.
  3. Write down the uses of conductors and non – conductors.
  4. What is convection? Explain the process.
  5. What do you know about convection currents in Air? How land and sea breeze blow?
  6. What is Gliding? And what do you know about birds gliding?
  7. Define Radiation. How does heat reach us from the sun? Explain Radiation.
  8. What is Leslie cube? How various surfaces can be compared by Leslie cube?
  9. What do you know about greenhouse effect? Also explain the global warming.
  10. Explain the application and consequences of Radiations.

 


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