Power of lens (Hindi) | Light | Physics | Khan Academy
11:52
Myopia & Hypermetropia (Hindi) | Human eye and the colourful world | Physics | Khan Academy
12:15
Concave mirrors (Hindi) | Light | Physics | Khan Academy
14:28
Sign conventions for mirror & lenses (Hindi) | Light | Physics | Khan Academy
10:22
Lens formula (Hindi) | Light | Physics | Khan Academy
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Convex lenses (Hindi) | Light | Physics | Khan Academy
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Laws of refraction and refractive index (Hindi) | Light | Physics | Khan Academy
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Absolute & Relative refractive index (Hindi) | Light | Physics | Khan Academy
13:23