Electrical Machines In dc machine armature windings are placed on rotor because of the necessity for electromechanical energy conversion. commutation. generation of voltage. development of torque. electromechanical energy conversion. commutation. generation of voltage. development of torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines High starting torque and low starting current is the advantage of squirrel cage induction motor. stepper motor. hysteresis motor. slip ring induction motor. squirrel cage induction motor. stepper motor. hysteresis motor. slip ring induction motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 phase stepper motor has 6 stator poles and 4 rotor poles, then find the step angle? 45° 60° 10° 30° 45° 60° 10° 30° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If two 8-pole dc machines of identical armature sare wound, one with lap winding and the other with wave winding, then wave-wound machine will have more rated voltage and less current wave-wound machine will have more rated current and more voltage lap-wound machine will have more rated voltage and more current lap-wound machine will have more rated voltage and less current wave-wound machine will have more rated voltage and less current wave-wound machine will have more rated current and more voltage lap-wound machine will have more rated voltage and more current lap-wound machine will have more rated voltage and less current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator, armature reaction refers to what? Effect of field flux on the armature flux. Effect of armature flux on the main field flux. Effect of armature flux on the load. None of these Effect of field flux on the armature flux. Effect of armature flux on the main field flux. Effect of armature flux on the load. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The heat generated in the transformer is dissipated mainly by conduction. All of these convection. radiation. conduction. All of these convection. radiation. ANSWER DOWNLOAD EXAMIANS APP
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