what the different between earthing and grounding?

4 Answers  

---

how to checking earth restence with earthtester

1 Answers   NTPC,

---

what is the difference between ac drives and dc drives?

1 Answers  

---

what will happen if field winding supply of synch generator accidently got disconnected?

4 Answers  

---

what is difference between earth fault& restricted earth fault.

3 Answers  

---

Railway Basic electrical engg technical question with answer

1 Answers   Indian Railways,

---

why transformer rating is expressed in kva.

4 Answers   Electrosteel, L&T,

---

If carbon brushes spring tension either loose or tight, what happen on Motor performance During Full load Operation?

5 Answers   Electrex, HP, TATA,

---

for preparation of design note of 11 / 220 kV , 3 phase, 63 MVA transformer how can calculate or consider the iron losses and copper losses

1 Answers  

---

Why 268hp induction motor taking different current in three different phases? (In which two phase having same current and one having higher value compare to other 2 phases.)

1 Answers  

---

explain me how a power factor is improved by adding a capacitor?what capacitor do to improve it?in simple words and in detail?thx

7 Answers  

---

in cvt,there are two windings,1a,1n and 2a,2n.in my one project i use only one winding i.e.1a,1n. the other winding is not in use, so i connect it in open delta and want to close it by ibsertibg thermal resistor. the output of cvt is 132kv/115/sqrt3. plesae tell me exact value of resistor, so i may close it to avoid the resonance phenomenin. send me answer on this email adress please. aetcon-po@aetcon.com

0 Answers  

---