why the auxilary(starting)winding is provided in single
phase inductoin motor?

Answer Posted / gunasekaran

in single phase motor strting torque is zero because average
value of the 1phase motor is zero.so zero flux

Is This Answer Correct ?    1 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how we design a pannel to start 10HP motor with the help of star delta starter?

1738


How can we calculate strength of copper hich is supplying electric power to heater and in it hold the heater also and what r all types of forces which is acting on it...

1478


What are the special cables required for explosion proof wiring?

15638


IF ANYONE HAVE ANY QUESTION ASK ME AT MY MAIL anmol.bhardwaj5@gmail.com

1620


It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.

2972






What is core CT & it's function?

1645


Explain in details how you would react to an unexpected incident when your supervisor or manager is not around to give instructions?

7309


How to calculate the volumetric capacity of a oxygen & Nitrogen gas Cylinder if pressure is 145 kg/cm2 & water capacity of cylinder is 67 liters.

1720


why the frequency and voltage in india is 230v and 50HZ. when compared to USA say 110v and 60 HZ.

1006


If two Transformers are connected in parallel having impedance of 50KA in both transformers will the impedance increase or decrease after connecting transformers in parallel?

1539


What is the best thing to protect the motor from running over full current. CT or O/L or pressure transducer at the given pressure rating

1021


What happens if i apply 500V to 440V rotary Switch ?

1390


Dear All, I am new in construction company , my boss ask a question at time of interview , If we have 60MW generation and Single Power Transformer step-up we have. if CMR 50/60MVA , ONAN, ONAF respectively , is it sufficient or not ? for that much power to transfer,

1216


how to calculate micom relay earth falt time and current sertting

1823


How do the synchronizing lamps indicate the correctness of phase sequence between existing and incoming alternators?

1566