The injected e.m.f. in the rotor of induction motor must have Options: A . &nbspZero frequency B . &nbspThe same frequency as the slip frequency C . &nbspThe same phase as the rotor e.m.f. D . &nbspHigh value for the satisfactory speed control

The injected e.m.f. in the rotor of induction motor must have

Question - The injected e.m.f. in the rotor of induction motor must have

Options:

A . Zero frequency

B . The same frequency as the slip frequency

C . The same phase as the rotor e.m.f.

D . High value for the satisfactory speed control

Answer: Option B

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