Three Phase Induction Motors The shaft of an induction motor is made of High speed steel Cast iron Stainless steel Carbon steel High speed steel Cast iron Stainless steel Carbon steel ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The air gap between stator and rotor of 3-phase induction motor ranges from ______ 4 cm to 6 cm 2 cm to 4 cm 0.4 mm to 4 mm 1 cm to 2 cm 4 cm to 6 cm 2 cm to 4 cm 0.4 mm to 4 mm 1 cm to 2 cm ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors At starting of a double squirrel cage induction motor _______ Lower cage winding has low reactance None of the listed here Lower winding is more effective Outer cage winding has good pf Lower cage winding has low reactance None of the listed here Lower winding is more effective Outer cage winding has good pf ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If any two phases for an induction motor are interchanged The motor will run at reduced speed The motor will burn The motor will run in reverse direction The motor will not run The motor will run at reduced speed The motor will burn The motor will run in reverse direction The motor will not run ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The full load slip of a 3-phase induction motor ranges from 10 to 20 % 2 to 5 % 20 to 30 % None of the listed here 10 to 20 % 2 to 5 % 20 to 30 % None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If a 3-phase induction motor is running at slip S, then rotor copper loss is equal to (1+S) × rotor input S × rotor input (1-S) × rotor input None of the listed here (1+S) × rotor input S × rotor input (1-S) × rotor input None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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