Question: (a) Give comparison between squirrel cage and slip ring induction machine? Discuss the working principle of three phase induction motor. (8) (b) State different

(a) Give comparison between squirrel cage and slip ring induction machine? Discuss

(a) Give comparison between squirrel cage and slip ring induction machine? Discuss the working principle of three phase induction motor. (8) (b) State different methods of speed control of three phase induction motor. Explain any one of the method in detail. Also draw torque-speed characteristics. (8)

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