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Engine: Retired questions · General Subjects

Question 1,070 of 674

Retired question: the Coast Guard no longer draws it on exams. Practice the current General Subjects module instead.

For an analog electronic transmission system for instrumentation purposes, if an electronic level indicator has a calibrated scale of 0 to 1800 mm, what would be the actual measured liquid level of the tank if the transmitted signal current is 12 mA, assuming the industry standard of 4 to 20 mA is used for instrument current?

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