Chemical Engineering - Heat Transfer - Discussion
Discussion Forum : Heat Transfer - Section 2 (Q.No. 41)
41.
A perfect black body is a perfect __________ of radiation.
Discussion:
5 comments Page 1 of 1.
Shekhar singh said:
2 years ago
The black body is a perfect absorber, not an emitter.
So, the answer is A.
So, the answer is A.
Chayanika said:
2 years ago
A perfect black body absorbs and emits radiation within itself.
Chayanika said:
3 years ago
Agree, option c is correct.
What is a perfect blackbody?
An ideal body or surface that completely absorbs all radiant energy falling upon it with no reflection and that radiates at all frequencies with a spectral energy distribution dependent on its absolute temperature.
What is a perfect blackbody?
An ideal body or surface that completely absorbs all radiant energy falling upon it with no reflection and that radiates at all frequencies with a spectral energy distribution dependent on its absolute temperature.
Ajay said:
3 years ago
A perfect blackbody is one that absorbs all incoming light and does not reflect any.
So B is the correct answer. Am I right?
So B is the correct answer. Am I right?
Xyz said:
3 years ago
Justify the answer, please.
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers