If the field circuit of an unloaded salientpole synchronous motor gets suddenly open- circuited, then

Related MCQs

• If the field winding of an unloaded salient pole synchronous motor is open circuited, the motor will
• When the excitation of an unloaded salient pole synchronous motor suddenly gets disconnected
• A synchronous motor installed at the receiving end substation operates with such an excitation that it takes power at lagging power factor. Now if the applied voltage of the synchronous motor goes down, the power factor of the synchronous motor will
• In case one phase of a three-phase synchronous motor is short-circuited the motor will
• If one-phase of a 3-phase synchronous motor is short-circuited, motor
• While starting a salient pole synchronous motor by induction motor action and connecting field discharge resistance across field, starting and accelerting torque is produced by
• While starting a synchronous motor by induction motor action, field winding is usually
• A synchronous motor can develop synchronous torque
• A synchronous motor can be used as a synchronous capacitor when it is
• If in a synchronous motor, driving mechanical load and drawing current at lagging power factor from constant voltage supply, its field excitation is increased, then its power factor