What is the technical difference between IS:1554 and Indian Railway IRS:S63/2007

0 Answers   Indian Railways,

---

how to failure indution motor insulation & how to improve heat in motor insulation

0 Answers   BHL, EPIL, IFFCO, Micromax,

---

can we use generator(a.c) as a motor.if so how if not why.

2 Answers  

---

can transformer work on dc or not?if we increase the inductance of transformer can it happen to work on dc?

1 Answers  

---

please explain working of revers power relay

4 Answers   CESC, DCM,

---

what is the meaning of improving the power factor (give technical ans not therotical)

2 Answers  

---

What is a thermocouple, and it working principle?

2 Answers  

---

What is the similarity and what is the difference between relays and PLC?

3 Answers   NTPC,

---

defult setting in p220 micom motor proction relay for 11kv,640kw,f.l.a.-40a,1440rpm ht motor?

0 Answers  

---

what happens when we give ac supply to the dc motor?and why?

4 Answers  

---

how can we calculate cable size

1 Answers  

---

How to prepare electrical preventive maintenance plan & shedule of machine tools.

2 Answers  

---