Electrical Machines The rotor power output of 3-phase induction motor is 15 KW. The rotor copper losses at a slip of 4% will be 625 W 600 W 650 W 700 W 625 W 600 W 650 W 700 W ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The speed of a cumulatively compound DC motor can be controlled by varying Any of above. Armature resistance control. Shunt field resistance control. Armature voltage control. Any of above. Armature resistance control. Shunt field resistance control. Armature voltage control. 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 0%. 8.9%. 7%. 14%. 0%. 8.9%. 7%. 14%. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slot edges in a DC machine are made of Silicon steel. Fibre. Mild steel. Cast iron. Silicon steel. Fibre. Mild steel. Cast iron. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a single phase induction motor, the starting torque developed is proportional to 1/V V² 1/V² supply voltage V 1/V V² 1/V² supply voltage V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC generators has rising V-I characteristics? Compound. None of them. Series. Shunt. Compound. None of them. Series. Shunt. ANSWER DOWNLOAD EXAMIANS APP