Electrical Machines A 3 - Φ slip ring motor has double cage rotor. short-circuited rotor. any of the above. wound rotor. double cage rotor. short-circuited rotor. any of the above. wound rotor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Maximum power developed by a synchronous motor depends on supply voltage and load angle excitation and load angle supply voltage and excitation supply voltage, load angle and excitation supply voltage and load angle excitation and load angle supply voltage and excitation supply voltage, load angle and excitation ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines No load test of 3-phase induction motor gives which of the following? None of these variable loss both A and B constant loss None of these variable loss both A and B constant loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slip of an induction motor during DC rheostatic braking is s. 1 - s. 2 + s. 2 - s. s. 1 - s. 2 + s. 2 - s. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC series motor is running with a divertor connected across its field winding. If the divertor resistance is reduced then the speed of the motor will decrease. increase. become execessively high. remain unaltered. decrease. increase. become execessively high. remain unaltered. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines During no load test, an induction motor draws power for core loss and windage and friction loss. only for the small copper loss. for copper loss and windage friction loss. for core loss and copper loss. for core loss and windage and friction loss. only for the small copper loss. for copper loss and windage friction loss. for core loss and copper loss. ANSWER DOWNLOAD EXAMIANS APP