Answer / k.prakashchandra

Just like vacuum created inside a bulb

Answer / nomana

Vacuum ac unit after replacing compressor, so it does -0 and connect the charger line it is suction that call a vacuum, But bulb safe working zone using compressor air which turn alternator and I you ask that question about bulb. I also need ask you What is PI and also I got DC motor 752 shunt on back yard up to could I run this motor without SCR to clean the communicator segment after replacing spring gear and brushes

Answer / louis

If 11KV out put from generatore for power consumer what is load setting from governor speed signal for the main breaker setting ?

Answer / louis

I would like know, how could change rotation of dc motor of shunt

Answer / louis

Does high torque dc motor can use one SCR one silicon control to operator windless system or top-drive

Answer / louis

I have dc series motor load increase amp what does voltage increase or decrease ? and field current at 48 amp

If an electrical component has a positive temperature coefficient, how come such components have high power losses due to heat if current decreases when resistance increases? assuming power given by I^2*R whereby the Resistance is infinite.

0 Answers  

How the starter control the starting current in three phase AC Motor?(In DC apply the reistance).

6 Answers  

what will happen at the time of CT saturation?and what will be the Relay's function at the time of CT saturation?

2 Answers  

DC Motors applications used in Lift/Elevators

8 Answers   IOCL, SCS, Usha Martin,

Please mention available current rating for MCB,RCCB,MCCB in the market or any website

1 Answers   ETCO,



0 Answers   Maples,

extremely urgent please, why a fuse is used before voltmeter but not with a ammeter connected to a CT(current transformer),thanks in anticipation.

4 Answers   NPCIL,

What will be result if we connect LT votage to the terminal of HT motor?

0 Answers   Equate,

what is the diference beteween dedicated earthing & body earthing?

1 Answers  

IN SINGLE PH TRANSFORMER IF LEKAGE IMPEDANCE DROP IS NEGLECTED ,THE FLUX IN THE MAGNETIC CORE and the lekage flux linking a winding are a)proportional to the applied v to the winding i respectively.

0 Answers  

why the starting torque is high in dc series motor..

3 Answers   GM General Motors,

How to calculate incomer of a capacitor bank/feeder from its KVAR, AND how to calculate the copper busbar for rated incomer,like for 400A we calculate the 40x10 of aluminum busbar.

1 Answers