Light – reflection and refraction (K-A)

Concave and convex mirrors and their applications (K-A)

Absolute and relative refractive index (K-A)

Dioptres and power of a lens (K-A)

Image formation by spherical lenses (K-A)

Lens formula and magnification (K-A)

Lens formula derivation (Bonus) (K-A)

Mirror formula and magnification (K-A)

Mirror formula derivation (Bonus) (K-A)

Prepare for CBSE board exam (K-A)

Refraction of light (K-A)

Refraction of light through glass slab (K-A)

Sign convention (K-A)

Spherical mirrors (K-A)

Spherical mirrors image formation (K-A)