In lap winding, the number of brushes is always
A) double the number of poles
B) same as the number of poles
C) half the number of poles
D) two
Correct Answer:
Verified
Q10: Satisfactory commutation of D.C. machines requires
A)brushes should
Q11: Fleming's right-hand rule regarding direction of induced
Q12: While applying Fleming's right-hand rule to And
Q13: The bearings used to support the rotor
Q14: In D.C. generators, the cause of rapid
Q16: For a D.C. generator when the number
Q17: In a four-pole D.C. machine
A)all the four
Q18: Copper brushes in D.C. machine are used
A)where
Q19: A separately excited generator as compared to
Q20: In case of D.C. machines, mechanical losses
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