Electrical Machines A 3 - Φ, 4 pole IM is supplied from a 50 Hz source. Calculate rotor frequency when rotor runs 600 rpm? 20 Hz. 35 Hz. Can be determined. 30 Hz. 20 Hz. 35 Hz. Can be determined. 30 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3-phase, 50 Hz, 4 pole induction motor is running at 1440 rpm and rotor input power is 2KW. Find the rotor copper loss? 100W 60W 40W 80W 100W 60W 40W 80W ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which type of single phase induction motor is having the highest power factor at full load ? Shaded pole type. Capacitor start. Split phase type. Capacitor run type. Shaded pole type. Capacitor start. Split phase type. Capacitor run type. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of following DC generator will be in a position to build up without any residual magnetism in the field? Series. Compound. Separately excited. Shunt. Series. Compound. Separately excited. Shunt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In most condition which frame of motor will be preferred? Splash proof. Totally enclosed fan coiled. Drip proof. Open type. Splash proof. Totally enclosed fan coiled. Drip proof. Open type. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC generator without commutator is a DC generator induction motor AC generator DC motor DC generator induction motor AC generator DC motor ANSWER DOWNLOAD EXAMIANS APP
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