Question: When controlling a VFD motor controller, the frequency can be varied from zero Hz to full rated frequency by varying the dc control voltage input

When controlling a VFD motor controller, the frequency can be varied from zero Hz to full rated frequency by varying the dc control voltage input from

___.

Group of answer choices

- 1

+ 1

vdc

0

100

vdc

0

+ 10

vdc

0

+ 1

vdc

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