Electrical Machines Series generators are used in which of the following applications? Arc welding. Used as boosters in dc distribution or transmission. All of these Air crafts. Arc welding. Used as boosters in dc distribution or transmission. All of these Air crafts. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A transformer has hysteresis loss of 30 W, at 240 V, 60 Hz. The hysteresis loss at 200 V, 50 Hz will be 30 W. 36 W. 28 W. 25 W. 30 W. 36 W. 28 W. 25 W. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Slip exists in induction motor. synchronous motor. none of above. in both machines. induction motor. synchronous motor. none of above. in both machines. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A delta/star transformer is connected in parallel to a star/delta transformer. The turn ratio former is x times latter, the x is √3 1/√3 3 1/3 √3 1/√3 3 1/3 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A separately-excited dc motor has an armature resistance of 0.5 Ω. It runs off a 250 V dc supply Drawing an armature current of 20 A at 1500 rpm. The torque developed for an armature current Of 10 A, for the same field current, will be 15.92 Nm 15.6 Nm 15.28 Nm 16.55 Nm 15.92 Nm 15.6 Nm 15.28 Nm 16.55 Nm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Compensating winding is placed in the All of these armature core main field pole shoe All of these armature core main field pole shoe ANSWER DOWNLOAD EXAMIANS APP
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