Derivation of Formula

Derivation Of The Formula For npr|Exercise Questions|OMR

State Poiseuille's formula. What are the assumptions used in the derivation of this formula? Derite this formula on the basis of dimensional considerations.

Proceeding from Fermat'sprinciple derive the refraction formula for paraxial rays on a spherical boundary surface of radius R between media with refractive indices n and n' .

Derive the formula of Area of circle.

Derive the formula for coordinates of excentres of a triangle?

Derive lens formula for a concave lens.

Derive the formula for the volume of the frustum of a cone.

Derive the formula for sum of n terms of an AP.