What is Commutator? – McqOptions

MCQOPTIONS

1.	What is Commutator?
A.	rotating segment to which brushes are attached
B.	stationary segment to which rotating brushes are attached
C.	rotating segment to which rotating brush segment is attached
D.	any of the mentioned
Answer» B. stationary segment to which rotating brushes are attached

Discussion

No Comment Found

Related MCQs

While the operation of dc motor, there are sparkings at the commutation observed. These can be happening due to ________
Under commutation results ________
The armature rotation in the dc machine and the magnetic field are independent of each other and obey laws of conservation of energy.
The brushes in dc machine are normally placed electrically in interpolar region to ________
For a four pole, 16 slot armature with two coil-side/slot having wave connected progressive winding has single turn coils. The commutator pitch for the machine should be ________
For a four pole, 16 slot armature with two coil-side/slot having lap connected progressive winding has single turn coils. Then number of commutator segment is?
A 200 V dc machine working at rated speed. Voltage across the commutating terminals should ideally be ________
Operation of a dc machine will ________
Inductive kick causes ________
What is Inductive kick?