Why neutral point is consider as zero potential?

0 Answers   Equate,

---

What is the difference between automatic & semi-automatic star-delta starters?

3 Answers  

---

Explain difference between stand by earth fault and residual earth fault protection?

0 Answers  

---

from which formula we select a capacitor rating?

0 Answers   CLG,

---

what is the diff. b/w restricted earth fault relay & standby earthfault relay and where they are used?

4 Answers   KSK Energy, Reliance,

---

What is difference between insulating medium and fault current interruption medium in a switching device.

0 Answers  

---

How to calculate cable sizing

5 Answers  

---

Can we manually synchronize two DG sets of same ratings manually without using speed biasing ? If yes then how?

4 Answers  

---

How much should be the load percentage for 15kva Inverter and Iinut & I output load with Calculations

0 Answers   IBM,

---

Which has more losses, AC or DC??

4 Answers   Infosys, TATA,

---

In electric motors, according to the no. of compartments, The no. of input's (pantagraph collector's) were increased, why?

1 Answers  

---

Why do we use series motor to start our car?

2 Answers  

---