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For transmission of heat from one place...

For transmission of heat from one place to the other, medium is required in

A

conduction

B

convection

C

radiation

D

both (a) and (b)

Text Solution

Verified by Experts

The correct Answer is:
D
No medium is required in radiations, such as radiations from the sun travel through vaccum and reaches us.
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NCERT FINGERTIPS-THERMAL PROPERTIES OF MATTER-Heat Transfer
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  18. A black body has maximum wavelength lambda(m) at temperature 2000 K. I...

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