Chemical Engineering MCQs

Page No. 399

The ______________ of a vapor pressure thermometer is a primary element?


aPointer


bBourdon tube


cBulb


dNone of these


View Answer Bulb

Mass spectrometer is used for the composition analysis of____________________?


aAlloys


bSolids


cIsotopes


dNone of these


View Answer Isotopes

Specific gravity of a liquid cannot be measured by a/an __________________?


aAnemometer


bSpecific gravity bottle


cPycnometer


dHydrometer


View Answer Anemometer

Which of the following thermocouple materials does not contain nickel ?


aAlumel


bChromel


cConstantan


dNone of these


View Answer None of these

Platinum resistance thermometer is the international standard for temperature measurement between __________________?


aTriple point of hydrogen and freezing point of antimony


b13.81°K to 903.9°K


cBoth A. and B.


dNeither A. nor B.


View Answer Both A. and B.

Flow rate measurement of hostile acids and alkalis can be most suitably done by a/an ________________?


aVenturimeter


bVenturimeter


cMagnetic flow meter


dHot wire anemometer


View Answer Magnetic flow meter

A system with transfer function [(2S/4S) + 1] is of _____________ order?


aZero


b1st


c2nd


d3rd


View Answer 1st

When the damping co-efficient (ξ) is unity, the system is __________________?


aOverdamped


bCritically damped


cUnderdamped


dHighly fluctuating


View Answer Critically damped

Phase lag of the sinusoidal response of a first order system is _________________?


a120°


b30°


c180°


d90°


View Answer 90°

Hot wire anemometer is used for the measurement of___________________?


aFlow rates of fluids


bFlow rates of granular solids


cVery high temperature


dThermal conductivity of gases


View Answer Flow rates of fluids

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