Three Phase Induction Motors Very large 3-phase induction motors (greater than 25 HP) are started _____ None of the listed here By auto transformer starting Star-delta starting Direct on line None of the listed here By auto transformer starting Star-delta starting Direct on line ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a double squirrel cage induction motor, the outer cage winding has _______ High inductance None of the listed here Low resistance High resistance High inductance None of the listed here Low resistance High resistance ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors At starting of a double squirrel cage induction motor _______ Lower winding is more effective Lower cage winding has low reactance None of the listed here Outer cage winding has good pf Lower winding is more effective Lower cage winding has low reactance None of the listed here Outer cage winding has good pf ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors One of the speeds of a 2 speed squirrel cage induction motor is 800 rpm. The other speed will be _____ 2400 rpm 1600 rpm 1200 rpm 400 rpm 2400 rpm 1600 rpm 1200 rpm 400 rpm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The speed of a squirrel cage induction motor is changed by Cascade control Pole changing Rheostatic control None of the listed here Cascade control Pole changing Rheostatic control None of the listed here ANSWER DOWNLOAD EXAMIANS APP