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The rate of energy emission from unit surface area through unit...

This question belongs to Mechanical Engineering Heat And Mass Transfer
Heat and Mass Transfer
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The rate of energy emission from unit surface area through unit solid angle, along a normal to the surface, is known as

Answer & Solution
Correct Answer: Option D
The intensity of radiation is defined as the rate of emission of radiation in a given direction from a surface per unit solid angle and per unit projected area of a radiating surface on a plane perpendicular to the direction of radiation.
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