Three Phase Induction Motors The crawling in an induction motor is caused by Low voltage supply Harmonics developed in the rotor High loads Improper design of machine Low voltage supply Harmonics developed in the rotor High loads Improper design of machine ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In an induction motor if air gap increased Bearing friction will reduce Windage losses will be more Copper loss will reduce The power factor will be low Bearing friction will reduce Windage losses will be more Copper loss will reduce The power factor will be low ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors For higher efficiency of 3-phase induction motor, the slip should be Large As small as possible Very large 1 Large As small as possible Very large 1 ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors An induction motor is preferred to a dc motor because it _______ Has simple and rugged construction Provides high starting torque None of the listed here Provides fine speed control Has simple and rugged construction Provides high starting torque None of the listed here Provides fine speed control ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Less maintenance troubles are experienced in terms of Both squirrel cage and slip ring Squirrel cage induction motor None of the listed here Slip ring induction motor Both squirrel cage and slip ring Squirrel cage induction motor None of the listed here Slip ring induction motor ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a double squirrel cage induction motor, the outer cage winding has _______ High resistance High inductance None of the listed here Low resistance High resistance High inductance None of the listed here Low resistance ANSWER DOWNLOAD EXAMIANS APP
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