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Choose the best option which identifies about the below characteristics.

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Choose the best option which identifies about the below characteristics.

(a) (1)series motor (2) Cumulative compound motor (3) Shunt motor

(b) (1)Cumulative compound motor (2) series motor (3) Shunt motor

(c) (1)Cumulative compound motor (2) Shunt motor (3) series motor

(d) (1)Shunt motor (2) series motor (3) Cumulative compound motor

I had been asked this question by my school principal while I was bunking the class.

The above asked question is from Operating Characteristics of DC Motors topic in section DC Motors of Electrical Machines

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Right answer is (a) (1)series motor (2) Cumulative compound motor (3) Shunt motor

For explanation I would say: Shunt machine has almost constant speed while the series varies as inverse relation with torque.

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