Electrical Machines What is the actual arrangement of series wound generator? Armature and field both are in series with the load. Armature and field both are parallel. Armature and field both are connected. Armature winding is in series with load. Armature and field both are in series with the load. Armature and field both are parallel. Armature and field both are connected. Armature winding is in series with load. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Addition of 0.3 % to 4.5 % silicon to iron increases the hysteresis loss. increases the electrical resistivity of iron. reduces the saturation magnetization. None of these increases the hysteresis loss. increases the electrical resistivity of iron. reduces the saturation magnetization. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3-phase, 50Hz, 4 pole induction motor is running at 1440 rpm and rotor input power is 2KW. Find the rotor output power? 2000W 1920W 1450W 1820W 2000W 1920W 1450W 1820W ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which type of bearing is provided in small induction motors to support the rotor shaft? Cast iron bearings. Bush bearings. None of these Ball bearings. Cast iron bearings. Bush bearings. None of these Ball bearings. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The flux involved in the emf equation of a transformer has average value. maximum value. rms value. total value. average value. maximum value. rms value. total value. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What are the starters used for starting of cage motors? DOL starter. Auto transformer starter. Star-delta starter. All of these. DOL starter. Auto transformer starter. Star-delta starter. All of these. ANSWER DOWNLOAD EXAMIANS APP
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