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2021-04-10 03:17:57
00:56:24
Urdu
black body radiation for class 12 Physics thermal radiations wien's formula rayleigh jeans formula Stefan boltzmann law Planck's quantum theory intensity distribution diagram of black body radiation explanation of black body radiation spectrum physics lectures class 12 Physics Federal board kpk board Physics candle academy Pakistan
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candle academy pakistan
Welcome to candle academy Pakistan. This is lecture 5 of chapter 18 modern physics for class 12 Federal board and all kpk boards. In this lecture black body radiation is explained.
Follwing subtopics can be approached using mentioned timestamps.
03:39 What is radiation?
07:21 What is thermal radiation?
16:23 Explain perfect black body.
23:24 Black body radiation and intensity distribution diagram.
33:56 Why classical theory failed to explain the black body radiation spectrum?
38:30 Explanation of black body radiation spectrum.
39:59 Rayleigh jeans law.
40:55 Wien's formula.
42:10 Stefan boltzmann law.
44:11 Planck's quantum theory.
50:26 Derive the relation of momentum for a photon.
53:00 Give importance of Planck's quantum theory.
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#intensitydistributiondiagram
#rayleighjeanslaw
#wien'sformula
#Stefanboltzmannlaw
#Planck'squantumtheory
#perfectblackbody
#candleacademyPakistan
#physicslectures
#class12Physics
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