Class notes
PHY004
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Lecture notes of 42 pages for the course PHY004 at Attabira college attabira (PHY004)
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Some examples from this set of practice questions
1.
Fermats principal is principal of?
Answer: Extremum path
2.
What is geometrical optics?
Answer: It\'s basically ray optics or study of refraction and reflection using optical instrument
3.
Speed of light?
Answer: 3×10⁸metre per second
4.
What will be the time taken by a Ray of light travelling from one point to another by any number of reflection reflection flow the particular path is called what?
Answer: Extremum
5.
The product of the geometric length of the path light follows through the system and the refractive index of the medium is known as what?
Answer: Optical path
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