D.C. Motors

1. No-load speed of which of the following motor will be highest ?

Ans: Series motor

2. The direction of rotation of a D.C. series motor can be changed by

Ans: interchanging field terminals

3. Which of the following application requires high starting torque ?

Ans: Locomotive

4. If a D.C. motor is to be selected for conveyors, which rriotor would be preferred ?

Ans: Series motor

5. Which D.C. motor will be preferred for machine tools ?

Ans: Shunt motor

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