The Speed control by variation of field flux results in _____________(a) Constant torque drive(b) zero speed(c) Variable torque drive(d) Variable power driveThe question was posed to me by my college professor while I was bunking the class.This intriguing question originated from Motors Rating and Heating topic in section Rating and Heating of Motors of Electric Drives

The Speed control by variation of field flux results in _____________(

1.	The Speed control by variation of field flux results in _____________(a) Constant torque drive(b) zero speed(c) Variable torque drive(d) Variable power driveThe question was posed to me by my college professor while I was bunking the class.This intriguing question originated from Motors Rating and Heating topic in section Rating and Heating of Motors of Electric Drives
Answer» Correct option is (c) Variable TORQUE drive To elaborate: Field FLUX control method is used to achieve the speed above the BASE speed. It PROVIDES constant power drive and variable torque drive.

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