Electrical Machines Maximum power developed depends on reactance both 1and 2 voltage load angle reactance both 1and 2 voltage load angle ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Flux density under leading pole tips in case of generator will increase decrease either increase or decrease None of these increase decrease either increase or decrease None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two mechanically coupled alternators deliver power at 50 Hz and 60 Hz respectively. The highest speed of the alternators is 500 rpm. 3000 rpm. 600 rpm. 3600 rpm. 500 rpm. 3000 rpm. 600 rpm. 3600 rpm. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following represents the rotating losses of machine? Eddy current losses All of the them Friction and windage losses Hysteresis losses Eddy current losses All of the them Friction and windage losses Hysteresis losses ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines On what factors the speed of dc motor depends? Armature current Ia. All of these. Field flux. Applied voltage. Armature current Ia. All of these. Field flux. Applied voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The starting resistance of DC motor is generally around 500 ohms. 1000 ohms. Infinitely large. Low. around 500 ohms. 1000 ohms. Infinitely large. Low. ANSWER DOWNLOAD EXAMIANS APP
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