A 3 phase induction motor is controlled by voltage and frequency contr – McqOptions

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1.	A 3 phase induction motor is controlled by voltage and frequency control such that the ratio V/f is constant. At 50 Hz, the starting torque is 100 N-m. At 25 Hz, the starting torque
A.	will be less than 100 N-m
B.	will be more than 100 N-m
C.	may be more or less than 100 N-m depending on motor parameters
D.	very small
Answer» C. may be more or less than 100 N-m depending on motor parameters

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