Electrical Machines Which of the following starter is sufficient to start the DC series motor ? 3 point starter 2 point starter 4 point starter All of these 3 point starter 2 point starter 4 point starter All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a resistance split phase motor, what is the range of torque angle? 25° to 30° 0° 90° 70° to 85° 25° to 30° 0° 90° 70° to 85° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A commutator in dc machine provide ----------------- rectification? full wave controlled half wave controlled half wave full wave full wave controlled half wave controlled half wave full wave ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Series field consists of--------number of turns and ---------- conductors respectively large and thick large and thin less and thin less and thick large and thick large and thin less and thin less and thick ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the load current and the flux of a DC motor are held constant and voltage applied across its armature is increased by 5%, the speed of the motor will reduce by 5 %. depend on other factors. increase by 5 %. remain unchanged. reduce by 5 %. depend on other factors. increase by 5 %. remain unchanged. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The 3 - Φ induction motor with rotor circuit open will run normally. make noise. not run. get over heated. run normally. make noise. not run. get over heated. ANSWER DOWNLOAD EXAMIANS APP
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