1.
Belted slip ring induction motor is almost invariably used for

2.
Which of the following motors is preferred for traction work?

3.
For derris and winches which of the following drives can be used?

4.
When the load is above _________ a synchronous motor is found to be more economical.

5.
Rotor of a motor is usually supported on _________ bearings.

6.
________ need frequent starting and stopping of electric motors,

7.
For blowers which of the following motor is preferred?

8.
Which of the following motors is preferred when quick speed reversal is the main consideration?

9.
While selecting an electric motor for a floor mill, which electrical characteristics will be of least significance?

10.
Which feature, while selecting a motor for centrifugal pump, will be of least significance?

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