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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

Pure nickel is___________________?
A Ferromagnetic above its curie point (i.e., 415°C)
B Having h.c.p. crystal lattice
C Ferromagnetic at room temperature
D Not resistant to oxidation at high temperature
Correct Answer: Ferromagnetic at room temperature
White metal is an alloy of___________________?
A Lead, tin and cadmium
B Copper, tin and zinc
C Copper and lead
D None of these
Correct Answer: None of these
Fatigue strength of a material increases by_____________________?
A Having notches in the specimen
B Rise in temperature
C Under stressing the specimen
D Having scratches on the surface
Correct Answer: Under stressing the specimen
An elastic behaviour of materials is expressed in terms of_______________?
A Hysteresis loop area
B Stress-strain curve
C Relaxation time
D None of these
Correct Answer: Relaxation time
The formation of oxide film on a metal due to atmospheric exposure reduces its____________?
A Toughness
B Stiffness
C Creep limit
D All A., B. & C.
Correct Answer: Creep limit
Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ?
A Monel
B Stainless steel
C Graphite
D Kel-F and Teflon
Correct Answer: Stainless steel
Most suitable material of construction for the storage of concentrated nitric acid is__________________?
A Cast iron
B Monel
C Karbate
D Aluminium or chromium alloys (Cr > 18% for cold acid)
Correct Answer: Aluminium or chromium alloys (Cr > 18% for cold acid)
A suitable material of construction to use with fuming sulphuric acid is_________________?
A Carbon steel
B Stainless steel type 304
C Nickel
D Monel
Correct Answer: Monel
Steel tower used for the storage of oleum________________?
A Is lined with lead
B Need not be lined
C Is lined with rubber
D Is lined with acid-proof bricks
Correct Answer: Need not be lined
Nickel made/clad equipments are suitable for handling________________?
A Ammonia (both aqueous & anhydrous)
B Fruit juices, milk & its products and caustic soda solution
C Nitric acid & hydrochloric acid (concentrated)
D Sulphuric acid (concentrated)
Correct Answer: Fruit juices, milk & its products and caustic soda solution
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