Electrical Machines Swinburne test is conducted under which of the following condition? no load half load any of the above full load no load half load any of the above full load ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The speed of a 50 Hz three phase induction motor under full load condition is 725 rpm the number of poles of the motor are ______________. 4. 6. 2. 8. 4. 6. 2. 8. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 220 V DC machine has an armature resistance 1 Ω. If the full load current is 20 A, the difference of induced voltage between generator and motor is 60 V. 20 V. 0 V. 40 V. 60 V. 20 V. 0 V. 40 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In the V curve shown in figure below for a synchronous motor, the parameter of Y and X coordinates are, respectively Power factor and field current. Armature current and field current. Torque and field current. Armature current and torque. Power factor and field current. Armature current and field current. Torque and field current. Armature current and torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The rotor of a 3 - Φ wound induction motor is provided with single phase winding. three phase winding. heavy copper or aluminium bars placed in rotor slots. heavy short-circuited end rings. single phase winding. three phase winding. heavy copper or aluminium bars placed in rotor slots. heavy short-circuited end rings. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hysteresis loss will depends on f² f³ f1.6 f f² f³ f1.6 f ANSWER DOWNLOAD EXAMIANS APP
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