allexamreview.com
ONLINE MCQ EE-Synchronous Motors 6 - All Exam Review Adda
76. The curve for 20 k W is expected to be (A) A (B) B (C) C (D) D. Get Answer A 77. In a synchronous motor hunting can be minimized (A) by using damper bars (B) by using a flywheel (C) by designing the motor for adequate synchronizing power (D) by any of the above methods. Get Answer D 78. A three phase 400 V, 50 Hz synchronous motor is working at 50 percent load. In case an increase in the field current of the motor causes a reduction in the armature current, it can be concluded that (A)