The angle between vector and is 60°. What is the ratio of barA.barB|barAxxbarB|.

What is the ratio of e/m

What is the inverse ratio of m:n?

The angle between an incident ray and the mirror is 40°. What is the angle of incidence?

The angle between an incident ray and the mirror is 40°. what is the angle of reflection?

The angle between two covalent bonds is maximum in -

What is the angle between vectors veca and vecb ?

The angle between an incident ray and the mirror is 40°. What is the total angle through which the ray of light turns?

What is the ratio of weakest force and strong.

Two masses are in the ratio 1 : 5. What is the ratio of their inertia?

what is poisson's ratio ?