why the stator is not laminated in DC machines?

Answer Posted / althaf

the voltage induced in the armature conductors is ac,even though it is a dc machine.so the core is to be laminated

Is This Answer Correct ?    9 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

bsnl tta exam question

1466


In our factory so many iron pillors are exists for supporting the shed/Hangar. If do more no of earthings at one piller instead of doing more earth pits in many locations and running earth strip around the hanger, I can save the money. Please suggest this method is acceptable as per Is specifications though the Earth resitance of the farthest piller is with in the limits as per IS specifications.

1653


How many types of protection relays are there based on the characteristic?

609


At what factor resistance r of a conductor depends?

647


Advantages/Disadvantages of earthing of neutral bus on MSB instead of separate neutral earthing for transformer/DG sets feeding to MSB

2317






what is different between phase and netural

1507


why sielent pole is used only in hydro generators and not in turbo generators

3363


how can calculation ate Amps for cabel. Ex-for 1sqmm wire hou many amps we can draw

1994


what is star delta starter? how it works? give its control and power diagram.

1618


What is d main advantage of using double circuit 3 phase transmission ?

1433


what are the dimensions for 200 kva transformer plinth (plateform),in which pcc m20 is used..

10783


A motor running with lenze frequiency inverter stops if I REDUCE SPEED with 25% load.If I run it in High speed and medium speed running smoothly with full load.please help me to solve it.

1534


how to measure dc earth leakage current?

2606


How can calculate the rating of a alternator for a given specific load with formula

1846


why most of junction box vendors providing T5/T6 Temp class jb's for T3 area any special reason?

1638