Question: Ra and Rd are the opposite arms of a Wheatstone bridge as are Rc and Rb. The source voltage is applied across Ra and Rc. Then when the bridge is balanced which one of the following is true?

Options

A : Ra = Rc Rd/Rb

B : Ra = Rb Rc/Rd

C : Ra = Rb Rd/Rc

D : Ra = Rb + Rc + Rd

Click to view Correct Answer

Previous ||

Electrical Measurements Question Papers more questions

The instruction, Add R1,R2,R3 in RTN is _______

Dispersion force’s interaction energy is proportional to (take “r” as....

What is the rate expression for physical absorption of a....

Determine the rate law for first order reaction 2A ?....

Choose the correct rate law for the elementary reversible reaction....

A 200 V dc motor has external resistances of Ra....

If R2 = RC RA / (RA +RB +RC )....

Ra is resistance at A, Rb is resistance at B,....

Rab is the resistance between the terminals A and B,....

Rab is the resistance between the terminals A and B,....

Chemical Engineering Basics - Part 1 more Online Exam Quiz

Electrical Measurements Potentiometric Resistance Transducers

Electrical Measurements Pressure Sensor

Electrical Measurements Principle Time Base Generator

Electrical Measurements Process Control System

Electrical Measurements Qmeter

Electrical Measurements Questions Bank

Electrical Measurements Quiz

Electrical Measurements Ramp Type Dvm

Electrical Measurements Ratios Instrument Transformers

Electrical Measurements Reduction Errors Potential Transformers