State Wheatstone bridge principle and deduce it using Kirchhoff's rules.

Write the Wheatstone bridge principle.

State Kirchhoff's rules.

What is Kirchhoff's loop rule.

Wheatstone bridge can be used

Wheatstone bridge can be used

What is Kirchhoff's loop rule ?

State Wheatstone bridge principle. Use kirchoff'slaws to obtain the relation bteween the resistance in four arms of the Wheatstone bridge by drawing circuit diagram.

State and explain Kirchhoff's rules.