Question: Ra is resistance at A, Rb is resistance at B, Rc is resistance at C in star connection. After transforming to delta, what is resistance between A and C?
Options
A : Ra+Rb+Ra*Rb/Rc
B : Ra+Rc+Ra*Rc/Rb
C : Ra+Rb+Ra*Rc/Ra
D : Ra+Rc+Ra*Rb/Rc
Basic Electrical Engineering Star Delta Transformation more questions
Determine the rate law for first order reaction 2A ?....
Choose the correct rate law for the elementary reversible reaction....
Ra and Rd are the opposite arms of a Wheatstone....
A 200 V dc motor has external resistances of Ra....
If R2 = RC RA / (RA +RB +RC )....
Rab is the resistance between the terminals A and B,....
Rab is the resistance between the terminals A and B,....
Rab is the resistance between the terminals A and B,....
Which pin is loaded with a spring which is stiffer....
In the expression of dynamic load capacity P=XVF(r) + YF(a),....
Basic Electrical Engineering Alternating Current Resistive Circuit more Online Exam Quiz
Basic Electrical Engineering Selectivity
Basic Electrical Engineering Series Circuits
Basic Electrical Engineering Series Circuits Parallel Networks
Basic Electrical Engineering Simple Parallel Circuits
Basic Electrical Engineering Source Transformations
Basic Electrical Engineering Superposition Theorem
Basic Electrical Engineering Test
Basic Electrical Engineering Thevenins Theorem