Electrical Machines The speed of stator rotating magnetic field (RMF) with respect to rotor is Ns S.Ns Zero Nr Ns S.Ns Zero Nr ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For small value armature current Ia the torque developed by a DC series motor is proportional to √Ia. Ia2. Ia. 1/Ia. √Ia. Ia2. Ia. 1/Ia. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which type of single phase induction motor is having the highest power factor at full load ? Capacitor start. Shaded pole type. Capacitor run type. Split phase type. Capacitor start. Shaded pole type. Capacitor run type. Split phase type. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slip of an induction motor during DC rheostatic braking is 2 + s. s. 1 - s. 2 - s. 2 + s. s. 1 - s. 2 - s. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The field divertor resistance for a DC series motor is of order of 100 Ω 10 Ω 0.1 Ω 50 Ω 100 Ω 10 Ω 0.1 Ω 50 Ω ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole 50 Hz induction motor is running at 1470 rpm. What is the slip value? 0.02 0.04 0.4 0.2 0.02 0.04 0.4 0.2 ANSWER DOWNLOAD EXAMIANS APP