Electrical Machines Armature resistance control method is used for the _______ ? below rated speed above rated speed None of these both 1 and 2 below rated speed above rated speed None of these both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A series generator is connected in series to a feeder having 0.5Ω resistance to boost the voltage. The induced voltage is given by Eg = 0.6Ia, Ra = 0.2Ω and Rs = 0.3Ω. Find the voltage boosted by the generator, when delivering 400 Amp? 30 V. 40 V. 60 V. 90 V. 30 V. 40 V. 60 V. 90 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hysteresis loss will depends on f f1.6 f³ f² f f1.6 f³ f² ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC Motor is used in paper machines? DC Shunt motor. Separately excited DC motor. DC series motor. DC compound motor. DC Shunt motor. Separately excited DC motor. DC series motor. DC compound motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Type of single phase motor having highest power factor at full load is split phase. capacitor run. capacitor start. shaded pole type. split phase. capacitor run. capacitor start. shaded pole type. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In electric locomotives which of the following motor are used ? Synchronous motor. DC series motor. DC compound motor. DC Shunt motor. Synchronous motor. DC series motor. DC compound motor. DC Shunt motor. ANSWER DOWNLOAD EXAMIANS APP