Which of the following methods are mainly used in combustible gas detection equipment?(a) Lead acetate tape staining method(b) Solid state sensor(c) Gold film sensor(d) Electrochemical cellsThe question was asked in a job interview.I need to ask this question from H2S Analysers in section Industrial Gas Analysers of Analytical Instrumentation

Which of the following methods are mainly used in combustible gas dete

1.	Which of the following methods are mainly used in combustible gas detection equipment?(a) Lead acetate tape staining method(b) Solid state sensor(c) Gold film sensor(d) Electrochemical cellsThe question was asked in a job interview.I need to ask this question from H2S Analysers in section Industrial Gas Analysers of Analytical Instrumentation
Answer» RIGHT answer is (b) Solid state sensor To EXPLAIN I would say: Solid state SENSORS are mainly used in combustible gas DETECTION equipment. It is a semiconductor sensor.

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