Electrical Machines Which of the following induction motor has maximum speed? 8 pole. 6 pole. 4 pole. 2 pole. 8 pole. 6 pole. 4 pole. 2 pole. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the air gap of IM is increased, ____________ will increase. magnetizing current. air gap flux. speed. power factor. magnetizing current. air gap flux. speed. power factor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following represents the commutator pitch? Number of conductors spanned by one coil at the back end of the armature. Number of commutator segments between two successive coils. The distance between the staring of first coil and its next successive coil Number of conductors spanned by one coil at the front end of the armature. Number of conductors spanned by one coil at the back end of the armature. Number of commutator segments between two successive coils. The distance between the staring of first coil and its next successive coil Number of conductors spanned by one coil at the front end of the armature. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a dc machine shunt resistance and armature resistance values are low and high low and low high and high high and low low and high low and low high and high high and low ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A single-phase transformer has its maximum efficiency at 60 percent of full load. At full load copper loss will be zero. equal to core loss. less than core loss. more than core loss. zero. equal to core loss. less than core loss. more than core loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the full form of MNP? Magnetic field neutral plane. Magnetic field neutral pole. Magnetic neutral plane. Magnetic neutral pole. Magnetic field neutral plane. Magnetic field neutral pole. Magnetic neutral plane. Magnetic neutral pole. ANSWER DOWNLOAD EXAMIANS APP
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