Electrical Machines Silicon content in steel lamination is kept within 5% as it Increases cost. increases hysteresis loss. All of these makes the material brittle. Increases cost. increases hysteresis loss. All of these makes the material brittle. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following methods of speed control is not affected through stator side? Change of supply frequency. Change of rotor resistance. Change of supply voltage. Change of number of pole. Change of supply frequency. Change of rotor resistance. Change of supply voltage. Change of number of pole. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following machine will have maximum efficiency? DC motor. Electrical power generator. Induction motor. Electrical power transformer. DC motor. Electrical power generator. Induction motor. Electrical power transformer. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Tap changer is generally provided in power transformer. current transformer. voltage transformer. earthing transformer. power transformer. current transformer. voltage transformer. earthing transformer. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - φ induction motor can also be referred to as a shunt motor. transformer. repulsion motor. asynchronous motor. shunt motor. transformer. repulsion motor. asynchronous motor. 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 11.5 A. 13.5 A. 27 A. 23 A. 11.5 A. 13.5 A. 27 A. 23 A. ANSWER DOWNLOAD EXAMIANS APP
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