Electrical Machines The teeth in the armature of a DC machines are sometimes skewed. This is done to reduce eddy electric current loss. vibrations. copper loss. hysteresis loss. eddy electric current loss. vibrations. copper loss. hysteresis loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a dc machine 72 number of coils are used. Find the number of commutator segments required? 37 72 74 36 37 72 74 36 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Reversing the direction of rotation of split phase motors is done by reversing the terminals of starting winding. reversing the terminals of main winding. interchanging the capacitor from starting winding to main winding or vice versa. All of these reversing the terminals of starting winding. reversing the terminals of main winding. interchanging the capacitor from starting winding to main winding or vice versa. All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Reluctance and hysteresis motors are the types of which electrical motor? Stepper motor. 3 - Φ induction motor. 1 - Φ synchronous motor. DC motor. Stepper motor. 3 - Φ induction motor. 1 - Φ synchronous motor. DC motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following induction motor has the highest starting torque? None of these Squirrel cage induction motor. Slip ring induction motor. Same in both induction motors. None of these Squirrel cage induction motor. Slip ring induction motor. Same in both induction motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Direction of the current in the compensating winding is________ to the direction of current in the armature conductors? same either of these None of these exactly opposite same either of these None of these exactly opposite ANSWER DOWNLOAD EXAMIANS APP