In summary, classical electromagnetic theory is a fundamental theory in physics that explains the behavior of electric and magnetic fields and their interactions. It is based on Maxwell's equations, which describe how electric charges and currents produce and interact with these fields. This theory has been extensively tested and is still widely used in various fields, including engineering, telecommunications, and astronomy. It also forms the basis for modern quantum mechanics and relativity theories. Overall, classical electromagnetic theory is a crucial concept for understanding the fundamental laws of nature and has numerous practical applications.
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sahilmm15
100
27
How did you find PF?
via my book(NCERT physics class 12) chapter 12(atoms)
I couldn't understand the circled text '2' which I marked after reading the above one. Can you explain me the below circled text with reference to the above one.
This forum is just to introduce yourself. You'll need to repost your question under classical physics. But, I think you'll need to say a bit more about what you do and don't understand about the material in question.
The upper circled texts say an electron with a circle motion would emit light of frequency same as revolution of the electron. Emitted light reduces kinetic energy of electron so it goes down near to nucleus and does altered revolution. In altered revolution electron emits light of altered frequency. Emitted light reduces kinetic energy of the electron,... and so on. The electron would draw orbit as Fig 7.12. You see it continuous process so would expect both electron orbit and emitted light frequency changes continuously in time. However, we observe no such continuous frequency lights actually.