Synchronous Motors A synchronous motor runs at only one speed because it ______ Is a doubly fed machine None of the listed here Has no losses Has a damper winding Is a doubly fed machine None of the listed here Has no losses Has a damper winding ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A three phase synchronous motor will have One slip rings Two slip rings No slip rings Three slip rings One slip rings Two slip rings No slip rings Three slip rings ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor can develop synchronous torque when under loaded only at synchronous speed while over-excited below or above synchronous speed when under loaded only at synchronous speed while over-excited below or above synchronous speed ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors When a unity pf synchronous motor is operated at a leading pf, it results in _______ More than rated horseppwer output None of the listed here Less than rated horsepower output More than rated rotor current More than rated horseppwer output None of the listed here Less than rated horsepower output More than rated rotor current ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors An over excited synchronous motor is used for Variable speed loads Power factor corrections Low torque loads Fluctuating loads Variable speed loads Power factor corrections Low torque loads Fluctuating loads ANSWER DOWNLOAD EXAMIANS APP
Synchronous Motors A synchronous motor can operate at Lagging, leading and unity power factors Unity power factor only Leading power factor Lagging power factor only Lagging, leading and unity power factors Unity power factor only Leading power factor Lagging power factor only ANSWER DOWNLOAD EXAMIANS APP