Why do we give DC excitation to AC Synchronous motor??
Answer Posted / kunal
TO PRODUCE MAGNETIC FIELD
| Is This Answer Correct ? | 21 Yes | 14 No |
Post New Answer View All Answers
How will calculate losses in an multi core Aluminium LT cable of different sizes & upto what length we can use a LT Cable ?
what is the significance of terminal voltage and phase sequence in the operation of paralleling of two generators?
mccb service sittings be done?
Define corner frequency?
After synchronization with grid what is the demand value QKVAR and how we will maintain that?
state types of reflectors in illumination engg. ???????
Any one who apply for Ferro Scrap Nigam Limited cn join with me at rajuhalder@indiatimes.com or 09669717028
how a resistor resists to flow the current?how an inductor oppses the sudden change in current?how a capacitor opposes a DC voltage.
hi guys please tell me the procedure for mesuring the coil resistance of 3ph induction motor?
Factory acceptance test. FAT. For 132 kv transmisstion towers what is that meaning and what are the tests commonly companies perform now days.
Main advantage of auto transformer over two windings transformer is that A it needs no cooling B it uses only one winding C core losses are reduced D it has simple construction
If there are two transformer having rating of 2.5mva, 6.6kv/440v(satr-star),and the load is 600kw then what is better to maintain less losses in transformer having both transformer in parellel or only single transformer connected to load? Please give calculated answer
What is the previous name of Cox's Bazar
why the colour of insultor stack , petticoat is brown. Is it has some technical reason.
is it possible to say motor horsepower number without seeing name plate(when name plate damaged)