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Which of the following detectors consist of an array of glass capillaries?

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Which of the following detectors consist of an array of glass capillaries?

(a) Faraday cup collector

(b) Photographic plates

(c) Micro-channel plate

(d) Electron multiplier transducer

This question was posed to me in a job interview.

This is a very interesting question from Ion Transducers topic in division Mass Spectrometer of Analytical Instrumentation

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Correct option is (c) Micro-channel plate

To explain: Micro-channel plate consists of an array of glass capillaries. They are coated with electron emissive materials.

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