No medium is required for transfer of heat by ________.

Conduction

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Convection

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Radiation

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Both b and c

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Solution

The correct option is C Radiation
Heat transfer by radiation does not require any medium. By this mode, heat can be transferred through vacuum also. This is how heat from the Sun reaches Earth’s surface.

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Similar questions

No medium is required for transfer of heat by

A medium is required for the transfer of heat by the process of :

Fill in the blanks:

(a) The hotness of an object is determined by its ____.

(b) Temperature of boiling water cannot be measured by a ____ thermometer.

(d) No medium is required for transfer of heat by the process of ____.

(e) A cold steel spoon is dipped in a cup of hot milk. Heat is transferred to its other end by the process of ____.

(f) Clothes of ____ colours absorb more heat better than clothes of light colours.

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