Electrical Machines A series motor is efficiently suitable for high starting torque operation. low starting torque operation. none of these. constant speed operation. high starting torque operation. low starting torque operation. none of these. constant speed operation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction of an unsaturated DC machine is demagnetising. none of above. magnetising. crossmagnetising. demagnetising. none of above. magnetising. crossmagnetising. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature MMF waveform of a DC machine is pulsating. rectangular. sinusoidal. triangular. pulsating. rectangular. sinusoidal. triangular. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A flat compound generator is obtained from compound generator by connecting a variable resistor in parallel with the series field in series with the shunt field in parallel with the shunt field in series with the series field in parallel with the series field in series with the shunt field in parallel with the shunt field in series with the series field ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC motors, under trailing pole tips, flux density will_______ ? None of these either increase or decrease decrease increase None of these either increase or decrease decrease increase ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines stepped cores are used in transformers in order to reduce reluctance of core. iron loss. volume of copper. volume of iron. reluctance of core. iron loss. volume of copper. volume of iron. ANSWER DOWNLOAD EXAMIANS APP
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