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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

Thermal conductivity measurement com-prises the working principle of a_________________?
A CO2 analyser
B Polarimeter
C Spectrometer
D Chromatograph
Correct Answer: CO2 analyser
Which of the following is a ‘contact’ pyrometer ?
A Resistance pyrometer
B Optical pyrometer
C Radiation pyrometer
D Infra red pyrometer
Correct Answer: Resistance pyrometer
Which of the following is not a second order instrument ?
A Mercury in glass thermometer with covering
B Bare mercury in glass thermometer
C Pressure gauge with one bellow, two tubes and a tank
D None of these
Correct Answer: Bare mercury in glass thermometer
The _____________ of a vapor pressure thermometer is a functioning element?
A Pointer
B Bourdon tube
C Bulb
D None of these
Correct Answer: Pointer
Pirani gauge is used for the measurement of________________?
A Very high pressure
B High vacuum
C Liquid level under pressure
D Liquid level at atmospheric pressure
Correct Answer: High vacuum
Zirconia probe is used for the measurement of___________________?
A Humidity of air
B % CO2 in flue gas
C % O2 in flue gas
D Speed of a submarine
Correct Answer: % O2 in flue gas
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
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