Electrical Machines In a DC generator the actual flux distribution depends upon all of above. clearance between tips of the adjacent pole shoes. shape of the pole shoe. size of air gap. all of above. clearance between tips of the adjacent pole shoes. shape of the pole shoe. size of air gap. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hysteresis loop represents the area of total iron losses copper loss eddy current loss hysteresis loss total iron losses copper loss eddy current loss hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous machine, if the field flux axis is ahead of the armature field axis in the direction of rotation, the machine operating is asynchronous motor. synchronous motor. synchronous generator. asynchronous generator. asynchronous motor. synchronous motor. synchronous generator. asynchronous generator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For P pole machine relation between electrical degrees and mechanical degrees is θelec = 2/P*θmech θelec = θmech θelec = P/2*θmech θelec = 4/P*θmech θelec = 2/P*θmech θelec = θmech θelec = P/2*θmech θelec = 4/P*θmech ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The rotor slots are slightly skewed in squirrel cage induction motor to reduce the magnetic hum and locking tendency of rotor. provide ease of fabrication. decrease the amount of copper to be used. increase the strength of rotor bars. reduce the magnetic hum and locking tendency of rotor. provide ease of fabrication. decrease the amount of copper to be used. increase the strength of rotor bars. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Voltage regulation can be determined by which of the following? ZPF method. MMf method. All of these Synchronous impedance method. ZPF method. MMf method. All of these Synchronous impedance method. ANSWER DOWNLOAD EXAMIANS APP
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