Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning - Discussion

18. 

The process of heat transfer from a hot body to a cold body, in a straight line, without affecting the intervening medium, is called radiation.

[A]. True
[B]. False

Answer: Option A

Explanation:

No answer description available for this question.

Danish Ilyas said: (Sep 16, 2013)  
Is straight line a compulsion?

Vikrant said: (Mar 13, 2015)  
Yes, Electromagnetic waves propagate rectilinearly, like light.

Rahul said: (Sep 9, 2015)  
Yes, because its electromagnetic wave and travel linear and also it not require medium.

Archita said: (Dec 16, 2016)  
Intervening medium means?

Madhan G said: (Jun 22, 2017)  
Why radiation should be in straight line? and why it won't affect intervening medium?

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