April 2024
Intermediate to advanced
424 pages
15h 56m
English
book
NTA CUET- UG 2024 Physics | Fully solved 2023 paper | Chapterwise summed pointers for revision | Digital Question Bank & Mock Tests
by Prashant Jain, Ajit Lulla
Content preview from NTA CUET- UG 2024 Physics | Fully solved 2023 paper | Chapterwise summed pointers for revision | Digital Question Bank & Mock Tests
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CHAPTER 9
Ray Optics and Optical Instruments
CHAPTER AT A GLANCE
Reflection of Light
The returning back of light in the same medium from which it has come after striking a smooth polished surface is called reflection of light. After reflection, velocity, wavelength and frequency of light remains same but intensity decreases.
Laws of Reflection
There are two laws for reflection of light from a smooth reflecting surface
- First Law: The angle of incidence is equal to the angle of reflection, i.e.
. - Second Law: The incident ray, the reflected ray and the normal at the point of incidence, all lie in the same plane. These laws are valid for plane as ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.