Electrical Machines The slot edges in a DC machine are made of Fibre. Silicon steel. Cast iron. Mild steel. Fibre. Silicon steel. Cast iron. Mild steel. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature reaction mmf in a DC machines has a form of rectangular. trapezoidal. triangular. sinusoidal. rectangular. trapezoidal. triangular. sinusoidal. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The inertia constant H of a synchronous condenser is none of these. equal to that of the effective length of the line. greater than that of hydro generator. greater than that of turbo alternator. none of these. equal to that of the effective length of the line. greater than that of hydro generator. greater than that of turbo alternator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When the rotor speed, in a synchronous machine, becomes more than the synchronous speed during hunting, the damper bars develop induction motor torque. synchronous motor torque. DC motor torque. induction generator torque. induction motor torque. synchronous motor torque. DC motor torque. induction generator torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Satisfactory commutation of DC machine requires brushes should smoothly run in the holders. brushes should be of proper grade and size. smooth, concentric commutator properly undercut. All of these brushes should smoothly run in the holders. brushes should be of proper grade and size. smooth, concentric commutator properly undercut. All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer, the frequency of a voltage at the secondary is less than primary. any of the above. equal to primary. greater than the primary. less than primary. any of the above. equal to primary. greater than the primary. ANSWER DOWNLOAD EXAMIANS APP
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