State and explain principle of potentiometer.

State the principle of potentiometer.

Define potentiometer.

State and explain the principle of superposition of waves.

State and explain the principle of superposition of interacting charges.

State and explain the principle of conservation of angular momentum. Use a suitable illustration. Do we use it in our daily life ? When ?

Explain the principle of capacitor.

State and explain Ampere's law.

State and explain peroxide effect..

State and explain Pascal 's law.

Explain principle of superposition of waves.