Answer Posted / aniruddh
Introdusing capacitor in ceiling fan motor to improve
starting torque with the effect of leading power factor to
make motor self starting.
Torque=Is*Im*COS@
Is=starting winding current.
Im=main winding current.
@=angle between Is&Im.
Is This Answer Correct ? | 18 Yes | 9 No |
Post New Answer View All Answers
what is the use of static frequency converter and static excitation equipment? and where it is employed? for what?
why the name trunking bus PT
please tell me when we start motor without load in star or delta connection whose current above condition,pl write formula
what is EIB lighting control system? what is the advantages of this system?
What are differences between Voltage, EMF & Potential difference ?
What happen Grid EARTH plat got cut.
what & how to check the lightning arrester
A TRANSFORMER 440/400V,DELTA/STAR CONNECTED.THE NEUTRAL CONNECTED WITH GROUND CABLE THAT IS DIRECTLY CONNECTED TO THE PANEL,FROM PANEL IT IS CONNECTED EARTH PIT.IS IT RIGHT? IF IT IS RIGHT LEAKAGE CURRENT AFFECTED.SECONDATY IS PROTECTED WITH EARTH LEAKAGE RELAY.
In electrical what is earth(ground)connection, wht is the importance of it, why it is recomended to maitain below 3VAC between Neutral and earthspecially in PLC used machines?
I had applied for JE in PSEB, Can you pls send me the Question bank for related to my field
On Which Pressure PRV is operated.
please send previous exams question papers
how to calculate the power factor when instantaneous voltage and current has harmonics in it ?
why Y CONNECTION IS BETTER INTERMS OF EFFICIENCY AND P.F FOR A LAOD LESS THAN 40% AND WHY AFTER DELTA IS BETTER FOR > 40%
how to deside the capacity of chock for drive?