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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

All Topics  9594

Volumetric expansion is the working principle of the ______________ thermometers?
A Mercury in glass
B Constant volume gas
C Vapor pressure
D Bimetallic
Correct Answer: Mercury in glass
The amplitude ratio for the sinusoidal response of __________ is < 1?
A Transportation lag
B First order system
C Second order system
D None of these
Correct Answer: First order system
A simple pitot tube measures the___________________?
A Average velocity
B Maximum velocity
C Point velocity
D Static pressure
Correct Answer: Static pressure
Pressure of 0.01 psi (absolute) can be measured by ______________ gauge?
A Ionisation
B Pirani
C Mcleod
D None of these
Correct Answer: Mcleod
Flow rate of sludge is not measured by a/an_________________?
A Orificemeter
B Open weir
C Kennison nozzle
D Both B. & C.
Correct Answer: Both B. & C.
Temperature measuring instruments are standardised mostly with _____________ points of pure substances?
A Melting
B Boiling
C Both A. & B.
D Neither A. nor B.
Correct Answer: Both A. & B.
Continuous measurement of moisture in paper is done by_______________?
A Sling psychrometer
B Hair-hygrometer
C Weighing
D High resistance Wheatstone bridge circuit
Correct Answer: High resistance Wheatstone bridge circuit
Thermal conductivity measurement is used for the determination of________________?
A O2 percentage in the flue gas
B Specific gravity of petrofuels
C Composition of an alloy
D CO2 percentage in the flue gas
Correct Answer: O2 percentage in the flue gas
Flapper nozzle is used in a/an ______________ controller?
A Electronic
B Hydraulic
C Pneumatic
D None of these
Correct Answer: Pneumatic
Which of the following judges the accuracy of an instrument ?
A Dead zone
B Drift
C Static error
D None of these
Correct Answer: Static error
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