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30005-Rwanda-S6-WDA-Electrical-Machines-Assessment-Exam-Standard-Extra

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Which of the following machines will be preferred to charge the batteries?
The electric current in the motor generate
Why are dc motors preferred for traction application?
The large number of slots in induction motor
If the speed of a d.c shunt motor is increased, the back e.m.f of the motor will.
The good power factor of an induction motor can be achieved if the average flux density in air gap is
Which of the following generating machine will offer constant voltage on all loads
The number of bushings in a transformer can be reduced if:
The dc generator will be preferred if it has
Which of the following transformers will use oil natural cooling with tubes?
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