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Mechanical Engineering · Q83

Heat And Mass Transfer

Engineering and GATE · Mechanical Engineering · question 83

Q83

Heat transfer by radiation mainly depends upon

A.
Its temperature
B.
Nature of the body
C.
Kind and extent of its surface
D.
All of the above
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
Heat transfer through radiation takes place in form of electromagnetic waves mainly in the infrared region.
It depends on nature of the body, its temperature and kind & extent of its surface.
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