Three Phase Induction Motors In a squirrel cage induction motor, the number of stator slots is _______ rotor slots. Always eqaul to the number of Always greater than the number of Either more or less than the number of Always less than the number of Always eqaul to the number of Always greater than the number of Either more or less than the number of Always less than the number of ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Size of a high speed motor as compared to low speed motor for the same HP will be Same Any of the listed here Smaller Bigger Same Any of the listed here Smaller Bigger ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If a 4 pole induction motor has a synchronous speed of 1500 rpm, then supply frequency is _____ None of the listed here 25 Hz 60 Hz 50 Hz None of the listed here 25 Hz 60 Hz 50 Hz 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 The rotor winding of a 3phase wound rotor induction motor is generally _______ connected. Delta Partly star and partly delta Star None of the listed here Delta Partly star and partly delta Star None of the listed here 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 Reducing supply voltage Changing winding resistance Changing supply frequency Changing number of poles Reducing supply voltage Changing winding resistance Changing supply frequency Changing number of poles ANSWER DOWNLOAD EXAMIANS APP
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