Consider the following statements regarding dc machines ___

Electrical Engineering MCQ Electrical Machines MCQ
1

Consider the following statements regarding dc machines :

  1. possible resistance of shunt-field winding is 1 Ω
  2. possible resistance of series-field winding is 1 Ω
  3. electrographite brushes are used for 230 V, 10 A machines
  4. Copper-graphite brushes are used for 230 V, 10 A machines
  5. Possible armature-circuit resistance is 1 Ω

From these, the correct statements are

A. 1, 4
B. 2, 3 , 5
C. 2, 4 ,5
D. 1, 3, 5

Show Answer

Answer: B

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