Three Phase Induction Motors The no load speed of an induction motor depends on Both supply frequency and number of poles The number of its poles The supply frequency The maximum flux/poles Both supply frequency and number of poles The number of its poles The supply frequency The maximum flux/poles ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The 3- phase induction motor is so designed that the rotor should have ______ under running conditions. high resistance Large slip Low resistance High reactance high resistance Large slip Low resistance High reactance ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors At no load the rotor core loss of a 3 phase induction motor is None of the listed here Small Practically zero Large None of the listed here Small Practically zero Large ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The torque developed by a 3 phase induction motor least depends on Rotor emf Shaft diameter Rotor current Rotor power factor Rotor emf Shaft diameter Rotor current Rotor power factor ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The torque developed in the cage induction motor with auto-starter is k2/torque with direct switching K2 × torque with direct switching k/torque with direct switching K × torque with direct switching k2/torque with direct switching K2 × torque with direct switching k/torque with direct switching K × torque with direct switching ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If any two phases for an induction motor are interchanged The motor will burn The motor will run in reverse direction The motor will run at reduced speed The motor will not run The motor will burn The motor will run in reverse direction The motor will run at reduced speed The motor will not run ANSWER DOWNLOAD EXAMIANS APP
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