Answer / bvyankatesh

Dc means single polarity supply, when dc supply is given battery is charged with positive polarity only and on application of loaddstorage energy in battery will discharge. tut if there is a.c. supply is given then after each half cycle polarity of supply get reverse it lead to maintain stored energy's in battery is zero.

How can maintain our H.T. motors used in cement plant. please send me procedure.

0 Answers  

---

In synchronous generators field is rotor and armature is stator.Can we take the output at the rotor in case of synchronous generator by the dc excitation on the stator?

2 Answers  

---

difference between earthing and grounding?

2 Answers   ABB, Bharti, L&T,

---

can u tell me the promotion from oiller to enginer

0 Answers  

---

How to test Alternator stability test for REF relay

0 Answers   Amprotec,

---

what is the workimg of ct &pt?

5 Answers  

---

WHY WE NEED AUTO TRANSFORMER,WHERE WE CAN USE?

5 Answers   L&T,

---

in three pin pluge there three pins one is phase and second is earth third is nutral why nutral high diameter compare with phase and earth

10 Answers   Radiant,

---

what is the basic construction diffrance between servo motor ans sqiralcage induction motor

0 Answers  

---

What is the acceptance value of leakage current in HI POT test

2 Answers   CPCL,

---

What is the unit audit? if our Max demand is something and we found much more unit then how to improve our max demand?

0 Answers   SRM,

---

Why iron core losses are constant at all loads in a transformer ?

1 Answers   GATE,

---