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In . . . .. process, gravitation is ne...

In . . . .. process, gravitation is necessary for transfer of heat energy.

A

conduction

B

convection

C

to transfer liquid into vessel

D

radiation

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The correct Answer is:
B
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KUMAR PRAKASHAN-THERMAL PROPERTIES OF MATTER-Section - F Question from Module (Sample questions for preparation of competitive exams)
  1. In . . . .. process, gravitation is necessary for transfer of heat e...

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  2. Which of the following is not correct of radiation ?

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  3. Temperature of two identical balls are 200^(@)C and 400^(@)C. Both are...

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  4. Three large discs have same area. They are kept at equidistant in para...

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  5. Thermal conductivity of coppe is 9 times that of steel. As shown in fi...

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  6. Two black bodies at temperature 327^(@)C and 427^(@)C are arranged in ...

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  7. 1.56xx10^(5) heat energy is transferred through wall 2 m^(2) and 12 cm...

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  8. What will be the increment in heat energy radiated when the temperatur...

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  9. Decrease in temperature is noticed by sprinkling water in closed room....

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  10. Maximum wavelength of radiations from Sun and Moon are 25Å and 0.5xx10...

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  11. Two substances A and B have relation T(A)=4T(B) for their absolute zer...

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  12. . . . . . . gives relation between temperature and colour of star.

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  13. In which process the rate of transfer of heat from one place to anothe...

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  14. Temperature of body A of 0.5 to mass is 60^(@)C Temperature of body B ...

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  15. Temperature of substances A and B are 727^(@)C and 327^(@)C respective...

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  16. A cubical wooden box is hanged in a room by keeping the 15 kg ice in i...

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  17. Consider a compound slab consisting of two different materials having ...

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  18. A hot liquid in beaker at 80^(@)C cools down to 70^(@)C in 2 minutes i...

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