Process Control And Instrumentation MCQ Questions & Answers | Chemical Engineering

A. Gage as well as vacuum

B. Absolute as well as differential

C. Both A & B

D. Neither A nor B

A. Mcloid

B. Pirani

C. Thermocouple

D. None of these

A. Ionisation

B. Pirani

C. Mcloid

D. None of these

A. Radiation pyrometer

B. Platinum-platinum/rhodium ther-mocuple

C. Iron-constantan thermocouple

D. Platinum resistance thermometer

A. Chromatograph

B. Sling psychrometer

C. Mass spectrometer

D. Polarimeter

A. Defined on the basis of melting point of ice and evaporation temperature of water vapor

B. Defined on the basis of melting point of ice and condensation temperature of water vapor

C. Having an interval of 100° between ice point to steam point

D. Both B and C

A. $$\frac{{\text{V}}}{{{\text{nRT}}}}$$

B. $$\frac{{{\text{nRT}}}}{{\text{V}}}$$

C. $$\frac{{{\text{nRT}}}}{{\text{P}}}$$

D. $$\frac{{\text{P}}}{{{\text{nRT}}}}$$

A. Greater safety of operation

B. Better quality of product

C. Greater operation economy

D. All of the above

A. > 2 (gage)

B. < 3 (gage)

C. < 10 (gage)

D. < atmospheric

A. The frequency response of a pure capacity process is unbounded

B. The phase lag of a pure time delay system decreases with increasing frequency

C. The amplitude ratio of a pure capacity process is inversely proportional to frequency

D. The amplitude ratio of a pure time delay system increases with frequency