Important numerical part 1

Numericals Part 01

CBSE Class 12 Chemistry - Most Important Numericals | Physical Chemistry - Part 1| CBSE Boards 2020

Numericals Part 02

Refraction Numerical Part 1

Refraction Numerical Part 2

Solved Numerical Class Questipon on ΔTb and ΔTF || Important Question on Ice Formation

In optical fibre, refractive index of inner part is 1.68 and refractive index of outer part is 1.44. The numerical aperture of the fibre is

Iron is an important part of blood.