Three Phase Induction Motors A 3 phase induction motor is ________ Not easily maintainable Very costly A variable speed motor Essentially a constant speed motor Not easily maintainable Very costly A variable speed motor Essentially a constant speed motor ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors When the rotor of a 3-phase induction motor is blocked, the slip is _____ 0 0.5 0.1 1 0 0.5 0.1 1 ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Very large 3-phase induction motors (greater than 25 HP) are started _____ By auto transformer starting None of the listed here Star-delta starting Direct on line By auto transformer starting None of the listed here Star-delta starting Direct on line ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors At starting of a double squirrel cage induction motor _______ None of the listed here Lower cage winding has low reactance Lower winding is more effective Outer cage winding has good pf None of the listed here Lower cage winding has low reactance Lower winding is more effective Outer cage winding has good pf ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In the circle diagram for induction motor, the diameter of the circle represents Rotor current Running torque Line voltage Slip Rotor current Running torque Line voltage Slip ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors DOL starting of induction motors is usually restricted to High speed motors Low horsepower motors High horsepower motors Variable speed motors High speed motors Low horsepower motors High horsepower motors Variable speed motors ANSWER DOWNLOAD EXAMIANS APP
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