what is the function of commutator in dc motor?

Answer Posted / deepya

in dc motors.....the input is electrical magnetic field and
output is mech. force.....here in dc motors the commutator
converts the give AC in DC

Is This Answer Correct ?    1 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

does the Trivector Meter of three phase automatically takes care of the low power factor and gives the reading accordigly or it does not take care of the Power factor while giving the readings please explain

1404


What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.

1727


What is core CT & it's function?

1740


At what speed an electric car can run with 2 HP motor of weighing 400 kg?

1312


what are the types of electromagnetic forces developed in practical transformer?

2169






What is 11 N1 and 12 N2 in single phase Transformer ?

1505


we have 2.2kw,Y,3000rpm motor but 6leads found in TB what happen if we connect in delta?

1258


if i get a drop in my 1st year and the i clear my 2nd year and 3rd year all clear and i dont have any back logs so can i be able to sit in campus selection??

1372


What is pd controller?

649


PLEASE INFORM ABOUT THE IDEAL TEST RESULTS OF MAGNETIC BALANCE TEST OF TRANSFORMER 33/11 kv DELTA-STAR T/F

1789


calculate external resistance values to add to the rotor of a slip ring induction motor. STATOR- 415 V, 3 phase delta, 1100 A, 50 Hz, 1490 rpm, pf 0,86 ROTOR - 660 V, 590 A, 50 Hz. STATOR current at each steps STEP1-600A,STEP2- 800A,STEP3-1000A,STEP4-1100A.

3071


cc of scorpio?

1786


why different series of vfds (like allenbradley)are used in industry ?

1825


A 1F capacitor is charged to 100V initially. A 1H inductor is connected accros the capacitor througha a switch. The current in the circiut when the switch is closed is____

1873


what happen if the load connected to the induction motor is taken away? the same question for synchoronous generator in synch i think that the the exitation voltage will appear on the terminal only if so plz answer me

1542