Synchronous Motors In a synchronous motor it the back e.m.f. generated in the armature at noload is approximately equal to the applied voltage, then the excitation is said to be hundred per cent the motor is said to be fully loaded the excitation is said to be zero per cent the torque generated is maximum the excitation is said to be hundred per cent the motor is said to be fully loaded the excitation is said to be zero per cent the torque generated is maximum ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor develops maximum power when load angle is 120° 90° 60° 45° 120° 90° 60° 45° ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors For reciprocating compressor, the synchronous motor is designed to have pull in torque of about ______ times the full load torque. 6 2 0.5 5 6 2 0.5 5 ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor is cheaper than 3-phase induction motor for _____ None of the listed here High speed, high output Low speed, high output High speed, low output None of the listed here High speed, high output Low speed, high output High speed, low output ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors The shaft of synchronous motor is made of Mild steel Alcino Stainless steel Chrome steel Mild steel Alcino Stainless steel Chrome steel ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors Hunting in a synchronous motor cannot be due to variable load windage friction variable supply voltage variable frequency variable load windage friction variable supply voltage variable frequency ANSWER DOWNLOAD EXAMIANS APP
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