How can corrosion be prevented in a resistance thermometer?(a) by immersing the setup in oil(b) by enclosing the elements in a glass tube(c) by using guard rings(d) by painting the elementsI had been asked this question in quiz.This intriguing question comes from Resistance Temperature Detector in section Transducers of Electrical Measurements

How can corrosion be prevented in a resistance thermometer?(a) by imme

1.	How can corrosion be prevented in a resistance thermometer?(a) by immersing the setup in oil(b) by enclosing the elements in a glass tube(c) by using guard rings(d) by painting the elementsI had been asked this question in quiz.This intriguing question comes from Resistance Temperature Detector in section Transducers of Electrical Measurements
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