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Chemical Engineering · Q109

Process Control And Instrumentation

Engineering and GATE · Chemical Engineering · question 109

Q109

Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion?

A.
Nickel
B.
Brass
Answer
C.
Chromel
D.
Invar

Answer: Option B

Solution

Answer: Option B
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