The coupling angle or load angle of synchronous motor is defined as the angle between the

Related MCQs

• 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
• A synchronous motor is running on a load with normal excitation. Now if the load on the motor is increased
• The maximum power developed in a synchronous motor occurs at a coupling angle of
• The torque angle, in a synchronous motor, is the angle between
• As the load is applied to a synchronous motor, the motor takes more armature current because
• In a 3-phase, 4-pole, 50 Hz synchronous motor, the frequency, pole number and load torque all are halved. The motor speed will be
• The power developed by a synchronous motor will be maximum when the load angle is
• If load (or torque) angle of a 4-pole synchronous motor is 6° electrical, its value in mechanical degrees is
• In a synchronous motor running with fixed excitation, when the load is increased three times, its torque angle becomes approximately
• A synchronous motor develops maximum power when load angle is