SSC JE Electrical 15 Nov 2022 Shift 2 Paper

Question : 107 of 200

Marks: +1, -0

Which of the following statements about the speed control of DC motors is correct?

The flux control method is otherwise called constant torque drive method.
In the speed control by varying field flux, the speed can be regulated at the base speed.
The field flux control is otherwise called constant power drive method.
The armature resistance method of speed control is employed to obtain speed above the base speed.

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