Wheatstone Bridge

Rarely Tested

Wheatstone Bridge

### Formula

$$\frac PR=\frac QS$$

### Terminologies

- P,Q,R,S → Resistances in bridge arms.

### Condition

Balanced bridge:

$$I_g=0$$

### Usage

- Used for accurate resistance measurement.

No related questions available for this formula yet.

Go back to topics

Join CAT 2026 course by 5-Time CAT 100%iler

Start your IIM journey with the right preparation and crack CAT 2026.

Enroll Now