Why the airgap of an induction motor is less compared to
that of a synchronous machine?
- 4 Answers
- 28458 Views
- MGVCL, RRB, WebTech, I also Faced
- E-Mail Answers
Answer Posted / ujjal das
1)Lesser air gap of I.M. result in less magnetising current
(which is lagging reactive component of current)causing
better p.f.
2)Lesser air gap of I.M. result in less noise.
3)Better utilisation of stator flux.
In S.M.AIR GAP IS NOT A GOVERNING FACTOR OF P.F.
| Is This Answer Correct ? | 23 Yes | 1 No |
Post New Answer View All Answers
The electromagnetic torque developed is proportional to what in a D.C series motor?
How to synchronization will be done between two DGs ?
which stabilizer is better ? AVR, Servo Stabilizer, Static stabilizer etc & why explain it
What are the various types of BUSBAR Schemes? explain each
How to do maintenance of transformer feeder.
What are hrc fuses and where it is used?
1) why a dg set shows variation of power factor and load when synchronised with other dgs? 2)Why the load sharing is not become equal in all dgs?. 3)When a dg set will not run on auto start?
what is the easiest method of short circuit current calculation ? pls. derive with a mathematical example in real life application.
what is acceptance test in electrical engineering.
what about SAP/MRP regarding manufacturing of electric motors and all drives?
List examples of voltage source?
I have a relay contact rated at 220v dc which is supplied with a 24vdc from the panel,for it to trip the dampers(24vdc).What if the application of the relay changes so that it should work at its rated 220vdc then will it work at 24vdc supply given or any other consideration needs to be taken .....
how to determine the inrush current of a transformer
plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.
How many lightning arrestors to be installed on 50MX60MX10M building and is there any formular for that?
