1.This course is for all the students of class 10 of CBSE board who are going appear in the board exam in this session. 

2. This course consists physics chapter light reflection and refraction with detailed explanation and numericals.for e.g definition of light, nature of light, source of light, medium of light, reflection from plane mirror and spherical Reflection of light by curved surfaces; Images formed by spherical mirrors, centre of curvature,
principal axis, principal focus, focal length, mirror formula (Derivation not required),
magnification.
Refraction; Laws of refraction, refractive index.
Refraction of light by spherical lens; Image formed by spherical lenses; Lens formula
(Derivation not required); Magnification. Power of a lens.
Functioning of a lens in human eye, defects of vision and their corrections, applications of
spherical mirrors and lenses.
Refraction of light through a prism, dispersion of light, scattering of light, applications in daily life. 

3. Students need to keep a notebook and a pen ready before attending the online lecture. Write down the notes properly during lecture and keep it safe for future purpose.