Electrical Machines For a dc machine shunt resistance and armature resistance values are high and low low and low low and high high and high high and low low and low low and high high and high ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Compensating windings is placed in which part of a D.C motor? None of these On yoke in the pole faces. On yoke in the inter pole gap. On armature. None of these On yoke in the pole faces. On yoke in the inter pole gap. On armature. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC generator beyond critical resistance will generate maximum voltage. maximum power. maximum current. no voltage. maximum voltage. maximum power. maximum current. no voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Capacitor start capacitor run provides high power factor only. none. high staring torque and high power factor. high staring torque only. high power factor only. none. high staring torque and high power factor. high staring torque only. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Essential conditions for two DC generators are connecting for parallel operation is/are rating of generators should be same. polarities should be same. terminal voltage should be same. both A and B. rating of generators should be same. polarities should be same. terminal voltage should be same. both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The maximum possible speed at which an alternator can be driven to generate 50 Hz and 4000 V is 1500 rpm. 3600 rpm. 4000 rpm. 3000 rpm. 1500 rpm. 3600 rpm. 4000 rpm. 3000 rpm. ANSWER DOWNLOAD EXAMIANS APP
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