To avoid formation of grooves in the commutator of a D.C. machine - Study24x7
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Goraksha Dadhich
18 Mar 2019 09:35 AM study24x7 study24x7

To avoid formation of grooves in the commutator of a D.C. machine

A

the brushes of opposite polarity should track each other

B

the brushes of same polarity should track each other

C

brush position has no effect on the commutator grooving

D

in none of the above

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