CBSE board practice: Lenses & mirrors | Light | Physics | Khan Academy
13:23
Convex & concave mirror ray diagrams
11:48
Power of lens
10:13
Magnification formula for mirrors
10:10
Sign conventions for mirror (& lenses)
9:23
Convex lenses | Geometric optics | Physics | Khan Academy
8:56
Spherical mirrors, radius of curvature & focal length
14:24
Refraction and Snell's law | Geometric optics | Physics | Khan Academy
7:53