Answer / gopal manda

the principle of excitation is that,it is same as low
voltage dc generator,to generate high voltage,we need very
strength static magnetic field,which we creat by external
dc voltage, produce by ac or dc generator.so we excite the
fieldwinding of alternator.

What is the previous name of Cox's Bazar

0 Answers  

---

how we can select MCB ratings according to Voltages, Curves.

2 Answers  

---

how to calculate busbar size? if ex:1000amps i need to calculate busbar size and what size of bar?if any example caculation pls give the formulas.

2 Answers  

---

why stator winding of synchronous machine are connected in star connection ?

1 Answers  

---

in a three pin socket y the pin of earthng is longer n bigger...?

3 Answers  

---

what is work of choke in tube light?

4 Answers   L&T,

---

what is JE exam?

0 Answers  

---

wat is the first thing dat is needed, 2 lay a cable in some area??

0 Answers  

---

What are the advantages of skewing of cage rotor conductors?

0 Answers  

---

HOW isolation transformer works.

2 Answers  

---

how to calculate the KVAr for an motor for improving the PF

3 Answers  

---

What is the method of Tan delta test for power Transformes and why it is required.

1 Answers  

---