Electrical Machines In alternator, the rotary part is armature. magnetic field poles. core. none of these. armature. magnetic field poles. core. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole DC generator runs at 750 rpm and generate an emf of 240 V. The armature is wave wound and has 792 conductors. If the total flux from each pole is 0.0145 Wb. What is the leakage co-efficient? 1.8. 1.5. 1.4. 1.2. 1.8. 1.5. 1.4. 1.2. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor is not suitable for frequent starting and stopping? All of these Capacitor run motor Resistance split phase motor Capacitor split phase motor All of these Capacitor run motor Resistance split phase motor Capacitor split phase motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two DC series motors are connected in series and are driving the same mechanical load. If the motors are now connected in parallel the speed will become one fourth. double. half. 4 times. one fourth. double. half. 4 times. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following generators are used in arc welding? shunt generators cumulative compound generators differential compound generators series generators shunt generators cumulative compound generators differential compound generators series generators ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In salient pole synchronous machine, maximum power occurs at a load angle of 90° Greater than 90° less than 90° 0° 90° Greater than 90° less than 90° 0° ANSWER DOWNLOAD EXAMIANS APP
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