Electrical Engineering multiple choice questions on Delta to Wye conversion.
Circuit 1
![](https://electricalengineeringmcq.com/wp-content/uploads/2020/10/delta-to-wye-conversion-mcq.jpg)
In circuit above the formula for Rx is defined mathematically:
- Rx = R1/(R1 + R2 + R3)
- Rx = R2.R3/(R1)
- Rx = R2.R3/(R1 + R2 + R3)
- Rx = R2.R3/(R2 + R3)
Correct answer: 3. Rx = R2.R3/(R1 + R2 + R3)