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The principle of step-up chopper can be employed for the ________

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The principle of step-up chopper can be employed for the ________

(a) Motoring mode

(b) Regenerative mode

(c) Plugging

(d) Reverse motoring mode

I got this question in exam.

My enquiry is from Dynamics in division Dynamics of Electrical Drives of Electric Drives

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Best answer
Correct option is (b) Regenerative mode

The explanation is: The step-down chopper is used in motoring mode but a step-up chopper can operate only braking mode because the characteristics are in the second quadrant only.

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