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The quantity of heat radiation is dependent on

This question was previously asked in
WBPSC JE Mechanical 2018 Official Paper
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  1. area of the body only.
  2. shape of the body only.
  3. temperature of the body only.
  4. All of the above

Answer (Detailed Solution Below)

Option 4 : All of the above
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Detailed Solution

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Explanation:

  • Radiation is a method of heat transfer that does not rely upon any contact between the heat source and the heated object
  • It depends on the nature of the body, its temperature, and the kind & extent of its surface.
  • So, option 4 is correct.
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