Electrical Machines The effect of ------------------ on main field flux is armature reaction? All of these armature flux armature current armature mmf All of these armature flux armature current armature mmf ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole DC shunt generator having a wave winding supplies 50 lamps, each of 60 W at 120 V. The armature and field resistance are 0.2 Ω and 60 Ω respectively. The current in each armature conductor is 11.5 A. 13.5 A. 27 A. 23 A. 11.5 A. 13.5 A. 27 A. 23 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator, which component plays the vital role to produce the direct current? Brush. Yoke. Armature. Commutator. Brush. Yoke. Armature. Commutator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An induction motor has synchronous speed of 1500 rpm. What will be the slip when it is running at a speed of 1450 rpm? +3% +3.33% -3% -3.33% +3% +3.33% -3% -3.33% ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In the V curve shown in figure below for a synchronous motor, the parameter of Y and X coordinates are, respectively Armature current and torque. Power factor and field current. Torque and field current. Armature current and field current. Armature current and torque. Power factor and field current. Torque and field current. Armature current and field current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The ___________________ generator has the poorest voltage regulation. under-compounded. differential compounded. shunt. over compounded. under-compounded. differential compounded. shunt. over compounded. ANSWER DOWNLOAD EXAMIANS APP
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