why cant we use earth as neutral at home whereas neutral is actually grounded at transformer end?

4 Answers  

---

what is the function of closing coil in air circuit breaker?

0 Answers   Fresher,

---

can u tell the difference between star - star transformer and delta to delta transformer?

2 Answers  

---

HOW TO CALCULATE EHV CABLE SIZING?

2 Answers   L&T,

---

What is potientiometer.What is the use of it.

1 Answers  

---

what is a,b,c,d checks diesel generator?

1 Answers   AFMC,

---

EXPLAIN WORKING PRINCIPLE OF ALTERNATOR & MOTORS.

2 Answers   L&T,

---

Why P.f. of the system decreases when it is connectect across induction motor? & how to maintain the p.f. of system to unity.?

6 Answers   Reliance,

---

What is the meaning of BREAKING and MAKING CAPACITY in case of CIRCUIT BREAKERS.

2 Answers  

---

How we calculate the current carriying capacity of the different sizes of Aluminium busbar ?

3 Answers   ABB, Raj Process Equipments, Visa Steel,

---

Whot is the difference between MCB and MCCB.Whot is the selection critearea for MCCB and MCB for 63 Amp.

5 Answers  

---

For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?

0 Answers   Hormozgan Steel,

---