Answer to Question #313269 in Electricity and Magnetism for Rajat Vats

Question

Explain two key differences between De Sauty’s Bridge and Carey Foster’s Bridge.

Answer 1

Answer

carey foster bridge there is no end resistance whereas metre bridge end resistance affects our readings. End resistance arises out from the resistance of copper strip,the resistance at the junction bridge wire with the copper strips.Carey foster bridge can measure low and high resistance more accurately than metre bridge