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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

Which of the following has the poorest weldability ?
A Low carbon steel
B Mild steel
C Wrought iron
D High-carbon steel
Correct Answer: High-carbon steel
Which of the following contains maximum percentage of carbon ?
A Boiler plate steel
B Rail steel
C Saws for cutting steel
D Railway spring steel
Correct Answer: Saws for cutting steel
Hot working of lead is carried out at_________________?
A 75° C
B 373° K
C 150° C
D Room temperature
Correct Answer: Room temperature
The digester of a Gobar gas plant is a___________________?
A Mild steel drum
B Stainless steel vessel
C Masonry well
D Cast iron vessel
Correct Answer: Masonry well
Mild steel is ___________________?
A A low carbon steel (0.05 to 0.3% carbon)
B Highly resistant to corrosion (as much as stainless steel)
C A high carbon steel (0.5 to 1.5% carbon)
D Very poor in strength & ductility
Correct Answer: A low carbon steel (0.05 to 0.3% carbon)
The ability of a material to absorb energy in the elastic range is a measure of its __________________?
A Toughness
B Resilience
C Malleability
D Brittleness
Correct Answer: Resilience
______________ can replace tungsten in high speed steel ?
A Chromium
B Vanadium
C Cobalt
D Molybdenum
Correct Answer: Molybdenum
Which of the following is not an alloy of tin ?
A White-bearing metal
B Pewter type metal
C Soft solder
D German silver
Correct Answer: German silver
When the steel is subjected to normalising, its ______________ decreases?
A Yield point
B Ductility
C Ultimate tensile strength (UTS)
D None of these
Correct Answer: Ductility
Concentrated HCl at 30°C can be stored in a vessel made of ________________________?
A PTFE and porcelain
B Cast iron and aluminium
C Stainless steel and high silicon cast iron
D None of these
Correct Answer: PTFE and porcelain
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