12th Standard Syllabus & Materials
12th Standard
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TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
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TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A
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Published on: 13/05/2022
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Download Tamil Nadu 12th Standard Physics question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Physics Test1.
What is simultaneous reflection?
2.
What are the assumptions made while considering refraction at spherical surfaces?
3.
What is meant by focal plane?
4.
Define pole.
5.
Define centre of curvature.
1.
The phenomenon in which a part of light from a source undergoing reflection and the other part of light from the same source undergoing refraction at the same surface is called simultaneous reflection or simultaneous refraction.
2.
(i) The incident light is assumed to be monochromatic (single colour).
(ii) The incident ray of light is very dose to the principal axis (paraxial rays).
3.
The plane through the focus and perpendicular to the principal axis is called the focal plane of the mirror.
4.
The middle point on the spherical surface of the mirror (or) the geometrical center of the mirror is called pole (P) of the mirror.
5.
The centre of the sphere of which the mirror is a part is called the center of curvature (C) of the mirror.
12th Standard Syllabus & Materials
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