Synchronous Motors A three phase synchronous motor will have Three slip rings No slip rings One slip rings Two slip rings Three slip rings No slip rings One slip rings Two slip rings ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The standard full-load power factor ratings for synchronous motors are zero or 0.8 leading unity or zero unity or 0.8 lagging unity or 0.8 leading zero or 0.8 leading unity or zero unity or 0.8 lagging unity or 0.8 leading ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The maximum constant load torque under which a synchronous motor will pull into synchronism at rated rotor supply voltage and frequency is known as None of these pull-in torque pull-out torque pull-up torque None of these pull-in torque pull-out torque pull-up torque ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The magnitude of field flux in a 3-phase synchronous motor Varies with speed Varies with power factor Varies with the load Remains constant at all loads Varies with speed Varies with power factor Varies with the load Remains constant at all loads ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The pull out torque of a practical synchronous motor will occur when the torque angle is about _____ 45° 75° 0° 30° 45° 75° 0° 30° ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors In a synchronous motor, the maximum power developed depends on all of the following except supply voltage direction of rotation rotor excitation maximum value of coupling angle supply voltage direction of rotation rotor excitation maximum value of coupling angle ANSWER DOWNLOAD EXAMIANS APP
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