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 700 W 650 W 625 W 600 W 700 W 650 W 625 W 600 W ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC Shunt Motor if the load current increases then field flux decreases remains constant. decreases. increases. decreases remains constant. decreases. increases. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole DC shunt generator having a wave winding supplies 50 lamps, each of 60 W at 120 V. The armature and field resistance are 0.2 Ω and 60 Ω respectively. The current in each armature conductor is 27 A. 23 A. 11.5 A. 13.5 A. 27 A. 23 A. 11.5 A. 13.5 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following pairs is/are correct? semi closed slot-----leakage flux is moderate All of these open slot----- leakage flux is less closed slot----- leakage flux is high semi closed slot-----leakage flux is moderate All of these open slot----- leakage flux is less closed slot----- leakage flux is high ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In synchronous generator, inverted V curve is drawn between field current on X-axis and armature current on Y-axis field current on Y-axis and power factor on X-axis field current on Y-axis and armature current on X-axis field current on X-axis and power factor on Y-axis field current on X-axis and armature current on Y-axis field current on Y-axis and power factor on X-axis field current on Y-axis and armature current on X-axis field current on X-axis and power factor on Y-axis ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Eb/V ratio of a DC motor is an indication of Starting torque. Speed regulation. Effiency. Running Torque. Starting torque. Speed regulation. Effiency. Running Torque. ANSWER DOWNLOAD EXAMIANS APP
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