Heat Transfer Trivia Quiz!

19 Questions | Total Attempts: 209

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Heat Transfer Trivia Quiz! - Quiz

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Questions and Answers
  • 1. 
    Thermal conductivity of water in general with rising in temperature.
    • A. 

      Increases

    • B. 

      Decreases

    • C. 

      Remains constant

    • D. 

      May increase or decrease depending on temperature

    • E. 

      None of the above.

  • 2. 
    Heat transfer takes place as per_____________
    • A. 

      Zeroth law of thermodynamics

    • B. 

      First law of thermodynamic

    • C. 

      Second law of the thermodynamics

    • D. 

      Kirchhoff law

    • E. 

      Stefan's law.

  • 3. 
    Thermal conductivity of air with rising in temperature:
    • A. 

      Increases

    • B. 

      Decreases

    • C. 

      Remains constant

    • D. 

      May increase or decrease depending on temperature

    • E. 

      None of the above.

  • 4. 
    The capacity to do work is called as:
    • A. 

      Heat

    • B. 

      Energy

    • C. 

      work

    • D. 

      None of the above

  • 5. 
    Heat is measured in:
    • A. 

      Joule

    • B. 

      Calorie

    • C. 

      Both A and B

    • D. 

      Joule/second

  • 6. 
    The form of energy that produces a feeling of hotness is called?
    • A. 

      Work

    • B. 

      Heat

    • C. 

      Energy

    • D. 

      none of the above

  • 7. 
    With increase in temperature, heat will be:
    • A. 

      Increase

    • B. 

      Constant

    • C. 

      Dcrease

    • D. 

      Double

  • 8. 
    Heat capacity depends on?
    • A. 

      Change in temperature

    • B. 

      Mass of body

    • C. 

      Nature of substance

    • D. 

      All the above

  • 9. 
    Which of the following are the processes of transfer of heat?
    • A. 

      Conduction

    • B. 

      Convection

    • C. 

      Radiation

    • D. 

      All the above

  • 10. 
    The process of transfer of heat in solids is called as:
    • A. 

      Conduction

    • B. 

      Convection

    • C. 

      Radiation

    • D. 

      All the above

  • 11. 
    When heat is transferred from one particle of a hot body to another by actual motion of the heated particles, it is referred to as heat transfer by?
    • A. 

      Conduction

    • B. 

      Convection

    • C. 

      Radiation

    • D. 

      Conduction and convection

    • E. 

      All the above

  • 12. 
    In Conduction process the molecules of the solid pass the heat from one to another:
    • A. 

      Without themselves moving from one place to another.

    • B. 

      Without themselves moving from their positions.

    • C. 

      Themselves move from one place to another

    • D. 

      None of the above

  • 13. 
    Unit of thermal conductivity in M.K.S. units is:
    • A. 

      Kcal/kg m2 °c

    • B. 

      Kcal-m/hr m2 °C

    • C. 

      Kcal/hr m2 °C

    • D. 

      Kcal-m/hr °C

  • 14. 
    In convection, the molecules:
    • A. 

      Without themselves moving from their positions.

    • B. 

      Themselves move from one place to another

    • C. 

      Without themselves moving from one place to another.

    • D. 

      None of the above

  • 15. 
    Solids are not heated by convection because:
    • A. 

      Solid are not free to move from one place to another

    • B. 

      Molecules only vibrate about fixed position

    • C. 

      Both A and B

    • D. 

      None of the above

  • 16. 
    It is the process of heat transfer from a hot body to a colder body without heating the space between the two is called as:
    • A. 

      Conduction

    • B. 

      Convection

    • C. 

      Radiation

    • D. 

      Absorption

  • 17. 
    At what factor heat absorbed on radiation by body depends on?
    • A. 

      Distance between body

    • B. 

      Source of heat

    • C. 

      Its colour

    • D. 

      All the above

  • 18. 
    Heat of sun reach the earth by :
    • A. 

      Conduction

    • B. 

      Convection

    • C. 

      Radiation

    • D. 

      Absorption

  • 19. 
    Clothes of ………………… colours absorb heat better than clothes of ………….colours.
    • A. 

      Light, dark

    • B. 

      Dark, light

    • C. 

      Soft, dark,

    • D. 

      None of the above

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