Electrical Machines For a dc machine shunt resistance and armature resistance values are low and low high and high low and high high and low low and low high and high low and high high and low ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Maximum allowable moisture content of power transformer insulating oil is generally taken as 35 ppm. 20 ppm. 25 ppm. 45 ppm. 35 ppm. 20 ppm. 25 ppm. 45 ppm. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Total core loss is also called as -------------? Eddy current loss Magnetic loss Hysteresis loss Copper loss Eddy current loss Magnetic loss Hysteresis loss Copper loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In which of the following motors DC excitation is not required? 3-phase synchronous generator 3-phase synchronous motor hysteresis motor reluctance motor 3-phase synchronous generator 3-phase synchronous motor hysteresis motor reluctance motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC machine, which of these parameters remain the same whether it runs as a DC motor or a DC generator? Mechanical power. Can not be determined. Armature current. Induced emf. Mechanical power. Can not be determined. Armature current. Induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Oil is provided in an oil filled transformer for cooling. lubrication. both cooling and insulation. insulating. cooling. lubrication. both cooling and insulation. insulating. ANSWER DOWNLOAD EXAMIANS APP