Why DC motor is used for traction?

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Description : The motor used for electric traction is  (1) D.C. shunt motor (3) D.C. series motor  (2) D.C. compound motor (4) Synchronous motor

Answer : The motor used for electric traction is D.C. series motor

Description : Which motor is used in traction system?

Answer : The D.C. motors preferred for traction applications beacuse the speed is inversely proportional to the torque and the torque is proportional to square of armature current.

Description : Which type of starter is used to start the DC motor?

Answer : The type of D.C. motor used for shears and punches is cumulative compound D.C. motor.