As the load is applied to a synchronous motor, the motor takes more armature cur

Question

As the load is applied to a synchronous motor, the motor takes more armature current because

Options:

A . The increased load has to take more current

B . The rotor by shifting its phase backward causes motor to take more current

C . The back e.m.f. decreases causing an increase in motor current

D . The rotor strengthens the rotating field causing more motor current

Answer: Option B

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