Electrical Machines In DC machine, the armature windings are placed on the rotor because of necessity for commutation. electromechanical energy conversion. development of torque. generation of voltage. commutation. electromechanical energy conversion. development of torque. generation of voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature of a DC motor is laminated to reduce hysteresis loss. eddy current loss. copper loss. friction and windage loss. hysteresis loss. eddy current loss. copper loss. friction and windage loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The rotor slots are slightly skewed in squirrel cage induction motor to provide ease of fabrication. increase the strength of rotor bars. decrease the amount of copper to be used. reduce the magnetic hum and locking tendency of rotor. provide ease of fabrication. increase the strength of rotor bars. decrease the amount of copper to be used. reduce the magnetic hum and locking tendency of rotor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Centrifugal switch is absent in which of the single phase induction motor? None of these Shaded pole motor. Split phase motor. PSC (permanent split capacitor) motor. None of these Shaded pole motor. Split phase motor. PSC (permanent split capacitor) motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The torque developed in IM is nearly proportional to V2. 1 / V2. V. 1 / V. V2. 1 / V2. V. 1 / V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dynamic braking can be used for All of these shunt motors. series motors. compound motors. All of these shunt motors. series motors. compound motors. ANSWER DOWNLOAD EXAMIANS APP