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How can we control the speed of a stepper motor?

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+1 vote
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in Microcontroller by (14.6k points)
How can we control the speed of a stepper motor?

(a) by controlling its switching rate

(b) by controlling its torque

(c) by controlling its wave drive 4 step sequence

(d) cant be controlled

This question was addressed to me in an interview for internship.

Question is from Interfacing with Motors topic in portion 8051 Microcontroller of Microcontroller

1 Answer

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by (24.2k points)
Right answer is (a) by controlling its switching rate

Explanation: Speed of a stepper motor can be controlled by changing its switching speed or by changing the length of the time delay loop.

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