Question Pool -- Category E5I
What is an optical shaft encoder?
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A.
- An array of neon or LED indicators whose light transmission path is
controlled by a rotating wheel
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B.
- An array of optocouplers whose light transmission path is
controlled by a rotating wheel
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C.
- An array of neon or LED indicators mounted on a rotating wheel in a
coded pattern
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D.
- An array of optocouplers mounted on a rotating wheel in a coded
pattern
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