how the magnetic flux is said to be rotating & alternating?

Answer Posted / rajendran

when a three phase supply is applied to a machine then a
rotating magnetic field is established..... it means the
resulatant force due to the magnetic fields creates an
effect equal to that of an magnetic pole pair is rotated at
synchronous speed.

so we call it as RMF.

Is This Answer Correct ?    0 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Why does an induction generator is preffered as compared to synchronous generator in especially a wind energy power production project?

1602


why 15 kw motor winding resistance is low then 5 kw motor winding resistance?

2388


What are IR values and what it should be for coil and for insulator

2514


What is meant by turbo alternators?

650


What is grid collapse? what is the reason for it?

1563






What happens if we run alternator on under frequency? 

1637


How npn and pnp transistor works

632


why Induction Generators are not "Black start" ? and apart from WTGs where this types of generator are generally used?

2215


what is Fan Control Cubicle

1880


What is the main cause of magnetism?

1583


does a DG set has low fault level as compared to that of a transformer.If yes then why.

1525


which is the best institute for PLC,SCADA,DCS in hyderabad

1887


what is Different between Bilinear and Unilenier?

1649


please give me all the Alarm .Trip ,Safety Relays & Conditions of UPS Systems mail me on ashokbabunhce@gmail.com

1366


Define noise?

714