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The process of transfer of heat due to d...

The process of transfer of heat due to difference in densities of the matter is called as______

A

conduction

B

radiation

C

thermal expansion

D

convection

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TARGET PUBLICATION-Thermal Properties of Matter-Exercise
  1. Large value of coefficient of thermal conductivity is due to

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  2. When hot water is poured in glass beaker.

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  3. The process of transfer of heat due to difference in densities of the ...

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  4. Convection is NOT possible in

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  5. In convection, energy is carried by

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  6. The motion of the particles of the medium results in currents

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  7. We feel cool near sea shore in day time because of

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  8. The result of convection currents in air is:

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  9. The colour of the body is an indication of

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  10. The heat radiated by hot body depends on

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  11. The rate of fall of temperature of a body is difrectly proportional to...

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  12. A body cools at the rate of 1.5 °C/min when its temperature is 30 °C a...

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  13. A metal sphere cools from 64 °C to 55 °C in 10 minutes and to 42 °C in...

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  14. Two rods of length L1 and L2 are made up of different material whose c...

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  15. A body cools from 100^@C to 70^@C in 4 minute. If the room temperature...

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  16. Heat transfer takes place between the system and surrounding medium un...

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  17. The sum of all energies of all molecules in a body is called A. Kine...

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  18. When three identical thermometers marked kelvin, celsius and fahrenhei...

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  19. Which of the following temperature will read the same value on celsius...

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  20. At what temperature the reading of fahrenheit thermometer will be doub...

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