Electrical Machines A 3-phase, 2 pole, 12 slot synchronous machine is operating at synchronous speed. Find the slot angle? 20° 30° 18° 60° 20° 30° 18° 60° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motors has negative speed regulation? Shunt motors. Both B and C. Series motors. Differential compound motors. Shunt motors. Both B and C. Series motors. Differential compound motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor electromagnetic power varies inversely as applied voltage directly as square of applied voltage directly as applied voltage None of these inversely as applied voltage directly as square of applied voltage directly as applied voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dynamic braking can be used for shunt motors. All of these series motors. compound motors. shunt motors. All of these series motors. compound motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines At stand still condition the value of slip is infinite value 1 finite value 0 infinite value 1 finite value 0 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Breather is provided in a transformer to absorb moisture from air entering in transformer. provide cold air in transformer. filter the transformer oil. absorb moisture of air during breathing. absorb moisture from air entering in transformer. provide cold air in transformer. filter the transformer oil. absorb moisture of air during breathing. ANSWER DOWNLOAD EXAMIANS APP
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