Answer Posted / senthil kumar.a

answer no4 . it is wrote by deepesh is write, but it only
acceptable for dc motors, incase of ac motor

in ac motor thr rotor current dirctly proportional to slip
at the moment of starting the rotor is standstill, it means
the slip has the it is maximum value so therotor current
also maximum . it cause rotor is burned. to avoid it we
must provide the stater

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