Chemical Engineering MCQs

Page No. 141

Mild steel storage vessels are suitable for the storage of___________________?


aAnhydrous ammonia

✓


bFatty acids

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cHydrochloric acid (95%)

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dSulphuric acid (25%)

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View Answer Anhydrous ammonia

Joule-Thomson co-efficient depends on the_____________________?


aPressure

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bTemperature

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cBoth A. & B

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dNeither A. nor B

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View Answer Both A. & B

The increase in hardness of metal due to its cold working is termed as the _______________ hardening?


aWork

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bAge

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cInduction

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dFlame

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View Answer Work

Trouton’s ratio is given by (where λb, = molal heat of vaporisation of a substance at its normal boiling point, kcal/kmol Tb = normal boiling point, °K) ___________________?


aλb/Tb

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b Tb/λb

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c√(λb/Tb)

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d√(Tb/λb)

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View Answer λb/Tb

Which one has the maximum tensile strength out of the following ?


aNodular cast iron

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bPig iron

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cWhite cast iron

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dGrey cast iron

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View Answer Nodular cast iron

The enthalpy change when ammonia gas is dissolved in water is called the heat of___________________?


aSolution

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b Formation

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c Dilution

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dCombustion

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View Answer Solution

Inconel is an alloy of_________________?


aTin, zinc and nickel

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bIron, nickel and chromium

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cCopper and nickel

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dCopper and tin

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Mixing vessel used for the chlorination of methane to produce methyl chloride is made of___________________?


aCopper

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bCast iron

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cAluminium

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dHigh carbon steel

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View Answer Cast iron

_______________ increases with increase in pressure?


aThe melting point of wax

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bThe boiling point of a liquid

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cBoth A. and B

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d Neither A. nor B

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View Answer Both A. and B

The high expansion metal normally used in the bimetallic thermometer is _______________ temperature measurement?


aBrass for low

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bNickel alloys for high

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cBoth A. & B.

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dAluminium for all

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View Answer Both A. & B.

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