Three Phase Induction Motors The reactance of the rotor circuit of a 3-phase induction motor is maximum at No load Half full load Full load Starting No load Half full load Full load Starting ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The speed of a squirrel-cage induction motor can be controlled by all of the following except Changing number of poles Changing supply frequency Reducing supply voltage Changing winding resistance Changing number of poles Changing supply frequency Reducing supply voltage Changing winding resistance ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors A wound rotor motor is mainly used in applications where ______ Speed control is required Less costly motor is not required High rotor resistance is required during running High starting torque is required Speed control is required Less costly motor is not required High rotor resistance is required during running High starting torque is required ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors At no load the rotor core loss of a 3 phase induction motor is Practically zero Large Small None of the listed here Practically zero Large Small None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The good power factor of an induction motor can be achieved if the average flux density in the air gap is Large Infinity Small Absent Large Infinity Small Absent ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Less maintenance troubles are experienced in case of None of these Slip ring induction motor Both (A) and (B) Squirrel cage induction motor None of these Slip ring induction motor Both (A) and (B) Squirrel cage induction motor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS