Electrical Machines At stand still condition the value of slip is 0 finite value 1 infinite value 0 finite value 1 infinite value ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The squirrel cage induction motors are provided with blades in order to balance the rotor dynamically. none of these. facilitate cooling of rotor. eliminate noise. balance the rotor dynamically. none of these. facilitate cooling of rotor. eliminate noise. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the full form of MNP? Magnetic field neutral pole. Magnetic neutral pole. Magnetic neutral plane. Magnetic field neutral plane. Magnetic field neutral pole. Magnetic neutral pole. Magnetic neutral plane. Magnetic field neutral plane. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If an AC servomotor has one of its winding excited by AC, then voltage measured at the other winding with rotor running will be proportional to square of rotor speed. proportional to rotor speed. constant independent of speed. zero. proportional to square of rotor speed. proportional to rotor speed. constant independent of speed. zero. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Speed of DC motor can be controlled by varying its flux oer pole. resistance of armature culture. applied voltage. all of these. its flux oer pole. resistance of armature culture. applied voltage. all of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A single phase transformer when supplied from 220 V, 50 Hz has eddy current loss of 50 W. If the transformer is connected voltage of 330 V, 75 Hz, the eddy current loss will be 75 W 112.5 W 50 W 168.75 W 75 W 112.5 W 50 W 168.75 W ANSWER DOWNLOAD EXAMIANS APP