Electrical Machines In a synchronous motor, damper windings are provided on stator frame. rotor shaft. pole faces. None of these stator frame. rotor shaft. pole faces. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Tappings of a transformer are provided at the phase end of lv side at the middle of hv side at the neutral side end of hv side at the phase end of hv side at the phase end of lv side at the middle of hv side at the neutral side end of hv side at the phase end of hv side ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hopkinson test is conducted under which of the following condition? no load half load full load any of the above no load half load full load any of the above ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Satisfactory commutation of DC machine requires smooth, concentric commutator properly undercut. brushes should smoothly run in the holders. brushes should be of proper grade and size. All of these smooth, concentric commutator properly undercut. brushes should smoothly run in the holders. brushes should be of proper grade and size. All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dynamic braking can be used for compound motors. shunt motors. series motors. All of these compound motors. shunt motors. series motors. All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following voltage regulator is preferred for providing large values of load current? None of these Zener diode shunt regulator. Transistor series regulator. Transistor shunt regulator. None of these Zener diode shunt regulator. Transistor series regulator. Transistor shunt regulator. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS