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Question

For traction work, which motor is preferred?

A.

Synchronous motor

B.

Three-phase induction motor

C.

DC series motor

D.

Universal motor

Answer ( Option C)

DC series motor

Solution

If linear magnetization is conscious, then in the characteristics of DC motors, speed is inversely proportional to torque and square of armature current as well, thus they are perfectly suitable for traction.

Hence, the correct option is (C).

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