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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

A manometer measures the _____________ pressure?
A Atmospheric
B Absolute
C Gauge
D None of these
Correct Answer: Gauge
Compositional analysis of flue gas coming out of a furnace in respect of O2 and CO2% can be continuously done by a/an___________________?
A Orsat apparatus
B Thermal conductivity cell
C Zirconia probe
D Chromatograph
Correct Answer: Thermal conductivity cell
Mercury thermometer is commonly used for low temperature measurement. The freezing point and boiling point of mercury are respectively _____________ °C?
A – 39 and 350
B – 51 and 439
C – 79 and 395
D – 10 and 425
Correct Answer: – 39 and 350
A stable system is the one___________________?
A For which the output response is bounded for all bounded input
B Which exhibits an unbounded response to a bounded input
C Which satisfies the conditions for a servo problem
D None of these
Correct Answer: For which the output response is bounded for all bounded input
In a shell and tube heat exchanger, the ‘tube pitch’ is defined as the _____________________?
A O.D. of the tube for square pitch
B Shortest distance between two adjacent tube holes
C Shortest centre to centre distance between adjacent tubes
D None of these
Correct Answer: Shortest centre to centre distance between adjacent tubes
A riveted joint does not fail by _____________________ of rivets?
A Tearing
B Shearing
C Tearing of the plate across a row
D None of these
Correct Answer: None of these
Shell side heat transfer co-efficient in case of square pitch as compared to the triangular pitch under similar condition of fluid flow and tube size is_____________?
A More
B Same
C Less
D Twice
Correct Answer: Less
Diameter of bubble caps used in high pressure columns is ______________ as compared to that used in identical vacuum columns?
A Less
B More
C Same
D Either A. or B.; no generalisation can be made
Correct Answer: More
In packed absorption tower, onset of flooding usually occurs at a pressure drop of about ______________ mm of water column per metre height of packing?
A 25-50
B 50-75
C 200-250
D 750-1000
Correct Answer: 50-75
Which of the following lengths of heat exchanger tubes are normally not used in practice ?
A 2.5 metres
B 6 metres
C 10 metres
D 0.5 metre
Correct Answer: 10 metres
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