Electrical Machines A 4 pole 50 Hz 1-phase induction motor is running at 1470 rpm. Find the forward and backward slips? 0.02, 1.98 0.02, 0.98 0.04, 1.96 0.04, 0.96 0.02, 1.98 0.02, 0.98 0.04, 1.96 0.04, 0.96 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines There are two 2-pole DC machines. Main field axis of machine A is horizontal and that of B is vertical. It is preferable to purchase machine A machine B none of these any of the two machines machine A machine B none of these any of the two machines ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the air gap of IM is increased, ____________ will increase. magnetizing current. speed. power factor. air gap flux. magnetizing current. speed. power factor. air gap flux. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The stator frame in an induction motor is used to hold armature stamping in position. protect the whole machine. ventilate the armature. provide return path for the flux. hold armature stamping in position. protect the whole machine. ventilate the armature. provide return path for the flux. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motors are suitable for computer printer drive ? Stepper motor. Shaded pole motor. Reluctance motor. Hysteresis motor. Stepper motor. Shaded pole motor. Reluctance motor. Hysteresis motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines We can apply source transformation to voltage source when a resistance is connected to it in 14 HP. 13 HP. 15 HP. 10 HP. 14 HP. 13 HP. 15 HP. 10 HP. ANSWER DOWNLOAD EXAMIANS APP
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