Answer / niranjan

Its braking the motor by reversing the current direction in the circuit, it can be done by interchanging the the two supply terminals, in case of DC and in AC three phase, it can be done by interchanging any two lines of the three lines.

is there any pottential in neautral?

3 Answers  

---

Difference Between Differential Relay and Restricted Earth Fault Relay of Power Transformers

1 Answers   KSEB,

---

what is ac servomotor??

7 Answers  

---

WHAT IS SEMICONDUCTOR? EXPLAIN DETAIL. FOR EXAMPLE TAKE A PENCIL.THE LEAD IS MADE UP OF GRAPHITE IT IS A CONDUCTOR.THE OUTER COVER IS MADE UP OF WOOD IT IS INSULATOR.PENCIL IS A SEMICODUCTOR MATERIAL.

5 Answers  

---

what is the minimum distance between substation wall and LT panel outer surface?

3 Answers   L&T,

---

---

what is servomechanism?

1 Answers  

---

sir& friends i want the collection of recent quetions asked in interview of top most companies please send me on my email san.jsr@hotmail.com

0 Answers  

---

What do you mean by Stimulastion Test in Diesel Genarator / Why & when it's conducted ?

0 Answers   JLL,

---

explain the functions of main isolation switches

0 Answers   Zesa,

---

in power station what is the electrical circuit length of spacing between power transformer and lightning arrestors,for the voltage system of 230kv,110kv,33kv,22kv,11kv?

1 Answers  

---

We know no of electron and proton in atom but how many Neutron are thire in an atom ?

1 Answers   Power Grid,

---

draw waveform of capacitor or inductor in a d.c ckt(during transient) with zero resistance with it(in series or parallel)also neglect resistance of wire

2 Answers   L&T,

---