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Black Body Radiation in Quantum Mechanics. We covered all the Black Body Radiation in Quantum Mechanics in this post for free so that you can practice well for the exam.
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MCQ on Black Body Radiation in Quantum Mechanics for Students
The velocity of thermal radiation (V) is related to the velocity of light (C) is
1. V = C/2
2. V > C
3. V < C
4. V = C
Option 4 – V = C
Einstein assumed that each atom of a solid has …….. degrees of freedom like a molecule of a monoatomic gas
1. atom has 3 degrees of freedom
2. atom has 2-degree freedom
3. atom has only one degree
4. None of above
Option 1 – atom has 3 degrees of freedom
Debye’s theory of the atomic heat capacity of solids at high temperatures is
1. = 5R
2. = 3R
3. = R
4. None of above
Option 2 – = 3R
A perfect black body emits radiation at temperature T1 K. If it is to radiate 16 times this power, its temperature T₂ will be
1. T₁ = 8T₂
2. T₂ = 16T₁
3. T₂ = 4T₁
4. T₂ = T₁
Option 2 – T₂ = 16T₁
When radiation emitted by a black body has a maximum of 1.2 microns. If Wein’s constant is 0.3 cm degree. What is the temperature of this black body?
1. 2000 °K
2. 4000 °K
3. 2500 °K
4. 6000 °K
Option 3 – 2500 °K
We covered all the black body radiation in quantum mechanics above in this post for free so that you can practice well for the exam.
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