What is the use of Isolation Transformer, and Neutral is using for return path, finally this current is going.... but same time the voltage of the neutral should be below 1 V...

6 Answers  

---

What is the difference between the relay and the circuit breaker?

0 Answers  

---

Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............

0 Answers  

---

How to select power cable for machine

4 Answers  

---

how generator generates electricity?

1 Answers   Suzlon,

---

what is the difference between multimeter and megger?

3 Answers   Bhel, Metro,

---

which is dangerous AC or DC?

10 Answers  

---

Batteries. What is the difference between Lead and Nickel batteries ?

0 Answers  

---

What is the significance of integral controller and derivative controller in a pid controller?

0 Answers  

---

what will happen when ac is applied resistor,inductor,capcitor?

1 Answers  

---

What will happen if the interpoles in case of a generator have opposite polarities to that behind it in the direction of rotation ?

1 Answers  

---

Railway Basic electrical engg technical question with answer

1 Answers   Indian Railways,

---