When would the recorder indicate a zero base line in analyzers based o – McqOptions

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1.	When would the recorder indicate a zero base line in analyzers based on gas density?
A.	When the detector on the sample side is cooler than that on the reference side
B.	When the detector on the reference side is cooler than that on the sample side
C.	When flow is unbalanced
D.	When both the detectors are equally cooled
Answer» E.

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