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Electrical Engineering · Q35

D.C. Generators

Engineering and GATE · Electrical Engineering · question 35

Q35

Satisfactory commutation of D.C. machines requires

A.
Brushes should be of proper grade and size
B.
Brushes should smoothly run in the holders
C.
Smooth, concentric commutator properly undercut
D.
All of the above
Answer

Answer: Option D

Solution

Answer: Option D
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