Electrical Machines Which of the following relation is correct? Xd < Xq. None of these Xd = Xq. Xd > Xq. Xd < Xq. None of these Xd = Xq. Xd > Xq. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ slip ring motor has wound rotor. short-circuited rotor. any of the above. double cage rotor. wound rotor. short-circuited rotor. any of the above. double cage rotor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Slip test is performed to determine slip positive sequence reactance and negative sequence reactance direct axis reactance and quadrature axis reactance All of these slip positive sequence reactance and negative sequence reactance direct axis reactance and quadrature axis reactance All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ, 400 / 200 V, Y - Y connected wound rotor induction motor has 0.06 Ω rotor resistance and 0.3 Ω standstill reactance per phase. To make the starting torque equal to maximum torque of the motor the additional resistance required 0.66 Ω. 0.78 Ω. 0.24 Ω. 0.45 Ω. 0.66 Ω. 0.78 Ω. 0.24 Ω. 0.45 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the excitation is increased, the power factor is leading power factor None of these unity power factor lagging power factor leading power factor None of these unity power factor lagging power factor 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. 23 A. 27 A. 11.5 A. 13.5 A. 23 A. 27 A. ANSWER DOWNLOAD EXAMIANS APP