Electrical Machines Armature reaction depends on which of the following? None of these magnitude of load current power factor of load both 1 and 2 None of these magnitude of load current power factor of load both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor, damper windings are provided on pole faces. None of these stator frame. rotor shaft. pole faces. None of these stator frame. rotor shaft. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The sequence of induction motor is RYB, then the direction of induction motor can be changed by which of the following sequence? BYR BRY All of these RBY BYR BRY All of these RBY ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In salient pole synchronous machine, maximum power occurs at a load angle of 90° less than 90° 0° Greater than 90° 90° less than 90° 0° Greater than 90° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If a DC motor is connected across the AC supply it will Burn. Not run. Run at normal speed. Run at lower speed. Burn. Not run. Run at normal speed. Run at lower speed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of DC Shunt Motor, the speed will____ if the voltage increases, neglecting armature saturation. remain the same. decrease. be unpredictable. increase remain the same. decrease. be unpredictable. increase ANSWER DOWNLOAD EXAMIANS APP
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