WHY WE CAN GENERATE POWER IN 3PHASE MODE ONLY NOT IN 4 OR 5PHASE

18 Answers  

---

3 phase induction motor rotor field rotate at synchronous speed w.r.t ?

3 Answers  

---

hi i wonder will the speed of a 50hz AC motor reduce if i supply it with 25hz?

4 Answers   Divis Laboratories,

---

what is ratio of copper wire size and current ?

0 Answers  

---

Why double earthing is required ?

1 Answers  

---

In transformer which temp should be less oil temp are winding temp?

7 Answers   TCS,

---

Technical requirement of Copper earthing over GI earthing.

1 Answers  

---

can u please tell me how VFD(variable frequency) drive is used as a energy saver....?

12 Answers   Essar, Oracle,

---

What is notching in dc machine?

0 Answers  

---

What is LOP Sensor in DG??????

7 Answers   Emerson,

---

testing of transformer

1 Answers   Vijai Electricals,

---

what is capacitor voltage transformer?? how it is different from potential transformer?

0 Answers   NHPC,

---