Working principle of bimetallic thermometers is diff... - Solved MCQs & Answer

6226Chemical EngineeringMedium

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?

ANickel

BInvar

CChromel

DBrass

Correct answer

D. Brass

Explanation

The correct answer is Brass.

Related Chemical Engineering MCQs

View all 8342 MCQs →

MCQ #6228

Which of the following types of reactors is the safest from operation point of view?

Ans: A vapor phase reactorRead →

MCQ #6224

The efficiency of a Carnot heat engine operating between absolute temperatures T1 and T2 (when, T1 > T2) is given by (T1 – T2)/T1. The co-efficient of performance (CO.P.) of a Carnot heat pump operating between T1 and T2 is given by________?

Ans: T2/(T1-T2)Read →

MCQ #6229

Addition of 2% nickel in steel makes it suitable for making ________?

Ans: Boiler plates, rivets etc.Read →

MCQ #6223

Cupola produces ________ iron?

Ans: CastRead →

MCQ #8311

Octane number of gasoline produced by two stage fluidised catalytic cracking process is________?

Ans: 97Read →

MCQ #2055

Change of state namely evaporation condensation, freezing and melting is an ________ process?

Ans: IsothermalRead →