Tell me about Simence PLC 'BLOCK'.How many types and what for.

1 Answers   Gurit,

---

Why neutral point is consider as zero potential?

0 Answers   Equate,

---

What is meant by Resonance what are the different types of resonance and what are uses of them?

14 Answers   Infosys, NTPC,

---

Impedance relay is directional relay or non directional relay?

2 Answers   KSEB, NTDC,

---

sigal phase supply is 230 v ac two phase supply is 415 v ac why three phase supply is 415 v ac why not 690 v ac

4 Answers  

---

---

What is CBCT ,why and whereit is used?

2 Answers  

---

what type of euse we should use ? 1- High resistance & low temperature 2- High temperature low resistance

2 Answers  

---

if we are using ACB in a panel the how much clearance do we need in panel room.

2 Answers  

---

how current rating of l.t cable is find

2 Answers   GAIL,

---

in india single phase is 230v and three phase is 440v but in other countries single phase is 110v and three phase is 380v why..?

2 Answers  

---

Why 15Amp. MCB is suitable to carry load of 1.5Ton Ac please Explain?

0 Answers  

---

WHAT IS DIFFERENCE BETWEEN PHASE CONVERTER AND VFD

1 Answers  

---