Electrical Machines Armature resistance control method is used for the _______ ? below rated speed both 1 and 2 above rated speed None of these below rated speed both 1 and 2 above rated speed None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following voltage regulator is preferred for providing large values of load current? Zener diode shunt regulator. None of these Transistor series regulator. Transistor shunt regulator. Zener diode shunt regulator. None of these Transistor series regulator. Transistor shunt regulator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generators, electric current to the external circuit from armature is given through slip rings. commutator. none of above. solid connection. slip rings. commutator. none of above. solid connection. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In an ideal DC generator the regulation is zero. high. positive. low. zero. high. positive. low. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dynamic braking is very effective for differential compound motors. separately excited motors. shunt motors. series motors. differential compound motors. separately excited motors. shunt motors. series motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The power factor of squirrel cage induction motor is both A and B low at heavy loads only low at rated load only low at light loads only both A and B low at heavy loads only low at rated load only low at light loads only ANSWER DOWNLOAD EXAMIANS APP
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