Chemical Engineering - Process Control and Instrumentation - Discussion


Thermistor, which has high temperature co-efficient of resistivity, is used as the sensing element in resistance thermometer. It is a/an

[A]. insulator
[B]. conductor
[C]. solid semi-conductor
[D]. liquid semi-conductor

Answer: Option C


No answer description available for this question.

Bijumol said: (Oct 29, 2012)  
Phase lag of the sinusoidal response of a first order system is 120 degree or 90 degree.

Juleka Kulsum said: (Nov 30, 2017)  
Thermistor is basically a two terminal solid state thermally sensitive transducer. It is made from sensitive semi conductor based metal oxides with metallised or sintering connecting leads on to a ceramic disc.

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