Electrical Machines There are two 2-pole DC machines. Main field axis of machine A is horizontal and that of B is vertical. It is preferable to purchase machine B any of the two machines machine A none of these machine B any of the two machines machine A none of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which single phase motor is used for a refrigerator? Capacitor run. Repulsion. Universal. Split phase. Capacitor run. Repulsion. Universal. Split phase. 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 remain unchanged. reduce by 5 %. increase by 5 %. depend on other factors. remain unchanged. reduce by 5 %. increase by 5 %. depend on other factors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For high current and low voltage rating which winding is employed to DC machine? Both wave and lap winding. No wave and lap winding. Wave winding. Lap winding. Both wave and lap winding. No wave and lap winding. Wave winding. Lap winding. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 stack stepper motor has 12 teeth on stator as well as on rotor. Determine the step size when each stack excited? 45°. 10°. 24°. 30°. 45°. 10°. 24°. 30°. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A single phase, 2 KV alternator has an armature resistance of 0.8 ohms and 4.94 ohms respectively. The voltage regulation of the alternator at 100 a load 0.8 loading power factor is 7%. 8.9%. 0%. 14%. 7%. 8.9%. 0%. 14%. ANSWER DOWNLOAD EXAMIANS APP
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