Set-up Instructions for E&M: C - 027

Equipment Locations

Item Location
Variable Resistance Boxes x 4 Set 16, Cabint 1, Shelf 3
D'Arsenval Galvanometer Set 3, Cabinet 1, Shelf 4
D-Cell Battery Set 3, Cabinet 3, Shelf 3
Assorted wires  

Set-up Instructions:

Connect the following circuit:

Wheatstone Bridge Circuit Diagram

1. Before sending in to lecture hall, make sure resistance boxes all have the same resistance - demo should start balanced unless otherwise requested.

2. Since the boxes are quite old, they may need to be tested individually before assuming their value to be equal to what they are set at.