Electrical Machines Stepper motor is used in food processing traction All of these computer printers food processing traction All of these computer printers ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The functions of inter poles are None of these nullify reactance voltage and improve the commutation. both 1 and 2 reduce cross magnetization effect and improve commutation None of these nullify reactance voltage and improve the commutation. both 1 and 2 reduce cross magnetization effect and improve commutation ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the field of a dc shunt motor gets opened while the motor is running, then the armature will oscillate about original speed as the mean speed armature current will drop motor will attain dangerously high speed motor will become slow. armature will oscillate about original speed as the mean speed armature current will drop motor will attain dangerously high speed motor will become slow. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is done in speed control of DC motor by field flux control? Any of above. Inserting an additional resistance in the armature circuit. Inserting an additional resistance in the field circuit. Inserting resistance to armature circuit and field circuit. Any of above. Inserting an additional resistance in the armature circuit. Inserting an additional resistance in the field circuit. Inserting resistance to armature circuit and field circuit. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In electric locomotives which of the following motor are used ? DC series motor. Synchronous motor. DC Shunt motor. DC compound motor. DC series motor. Synchronous motor. DC Shunt motor. DC compound motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Width of a carbon brush should be equal to the width more than 3 commutator segment. the width of the 1 to 2 commutator segment. the width of the 2 to 3 commutator segment. less than the width of commutator segment. the width more than 3 commutator segment. the width of the 1 to 2 commutator segment. the width of the 2 to 3 commutator segment. less than the width of commutator segment. ANSWER DOWNLOAD EXAMIANS APP
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