induction motor. we have a three phase supply from diffrent source like R= transformer. Y = DG sets. B = ups. if motor is runing.

4 Answers   Birla,

---

what is a lightning arrester???

12 Answers   ABB, NTPC,

---

what is meant by displacement & magnitude ?

2 Answers  

---

How can we measure earthing resistance test (Earth meggar) of Transformer neutral pit while in live condition?.

0 Answers  

---

Why we use less dia. fuse and conductors at H.T. side, although we use higher dia. cables on L.t. side?

4 Answers   RRB,

---

---

what is the role of frequency in electrical system

2 Answers   Hindalco,

---

What is Diff btw Fire Alarm & VESDA System???

0 Answers   EFY, Emerson,

---

What are armoured cables?

2 Answers   IOCL,

---

What is the value of system voltage?

2 Answers   Bhel,

---

how can you prove that in CE configuration a transistor has 180 degree phase shifted output

5 Answers   Bhel,

---

how to prepare the technical test

0 Answers   RRB,

---

A CT is marked as 10VA 0.2FS in its name plate. What is it? Where it is used?

1 Answers  

---