Electrical Machines In a 3-phase induction motor, torque and supply voltage are related as T∝ V² T ∝ 1/V² T ∝ V T ∝ 1/V T∝ V² T ∝ 1/V² T ∝ V T ∝ 1/V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines To eliminate the 5th harmonic in the induced voltages their respective pitch factor angle should be 18° 30° 72° 36° 18° 30° 72° 36° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following statements is/are correct statements? All of these EMF per turn in both the windings are equal EMF per turn in HV winding is more than EMF per turn in LV winding EMF per turn in HV winding is less than EMF per turn in LV winding All of these EMF per turn in both the windings are equal EMF per turn in HV winding is more than EMF per turn in LV winding EMF per turn in HV winding is less than EMF per turn in LV winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The shaft of induction motor should be any of these. hollow. flexible. stiff. any of these. hollow. flexible. stiff. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Compensating winding are used to rectify the flux density waveform at throughout the air gap. None of these region under main pole. interpole region. throughout the air gap. None of these region under main pole. interpole region. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The output power of any electrical motor is taken from the Coupling mounted on the shaft. Armature. Motor frame. Field. Coupling mounted on the shaft. Armature. Motor frame. Field. ANSWER DOWNLOAD EXAMIANS APP
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