If the rotor pf of a 3 phase induction motor is .866, then
what is the phase displacement between stator and rotor
magnetic field
1)30,2)120,3)150,4)90
please justify....
Answer Posted / rishin
answer is 120....bcoz the answer is direct from the phasor
diagram which is same as that of the transformer phasor
diagram...
Is This Answer Correct ? | 3 Yes | 1 No |
Post New Answer View All Answers
what will happen reduce the transformer voltage from 415v to 406v, is it save the energy,? are this methodis good to reduce the energy.?
why we use two slope(differential & restraining) in differential relay.but in busbar protection differential we are using only one slope?please explain
in power generator normaly voltagr betwween esth to neutral is 0 but my work place generator show the volatge is 60v any body know why? thanks
Please brief working principle & construction of permanent magnet AC Servo motor
what is metering cum synchronizing panel and how it is used?
What is big transformer parts and their function ? Ty
how can decide the current rating of oltc
If not into production, how far did you follow the design and why did not you see it into production?
what is photo voltic cell,& what are the materials associated with that?and any spcifications like volts/cm etc?
Difference between a pilot wire and a normal conductor?
Testing procedure of DG alternator stability test
Dear friends, i would like to know that what is the exact function of 'exciter winding' & 'aux winding' in Alternator?
How can i get my certificate of competency as an electrical supervisor? I have complicated my B.Tech from Uttarakhand technical university this year (2012).
he compression ratio for a petrol engine generally lies between
Define characteristics impedance?