what happens when we give ac supply to the dc motor?and why?

Answer Posted / varun

It depends on the construction of the motor.If the field winding is connected in series wit armature winding,the motor is like universal motor and will probably operate normally.if the field winding is connected in parallel to the armature winding ten motor will draw current and it will get hot and damaged

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

what is gridrotor resistance starter

1440


What is the power factor of a transformer at no load?

666


Which is the oldest hydropower plant in india?

684


WHY MOSTLY Rph IS USED FOR CONTROL CIRCUITS AUX. SUPPLY ?

2053


To prove the capacity of a 10MVA transforemr with 6.5% impedance by a short circuit test how much power is needed to inject an impedance voltage if we have to arrive for its rated current?

1446






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

7319


When can we take Neutral as common neutral link?

1217


how define the torque in ac drive. from electrical side in the drive friquency ,voltage and current three factor is there.

1629


how to select electronic timer(Star-Delta) setting for diff. rating motors

1458


sir i have cleared the apti test of EIL held on 15th march and my interview will be in new delhi on 2nd june.i will be very much helpful if u help me regarding the type of interview questions comes at EIL.(URGENT.........PLZZZZZZZZZZ...............)

1565


how to calculate single phase motor efficiency ?

1523


The series field winding has low resistance while the shunt field winding has high resistance. Why?

1234


HOW TO CALCULATE S/C,O/C,E/F OF ACB.

2149


Why does the Solid state Rectifiers for 3-ph brake motors sometimes have 2 & sometimes 3 output terminals?

1607


What is deference between MCB & MCCB & ISOLATOR

1477