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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

Plasticisers are added to polymers to improve their____________________?
A Tensile strength
B Softness & flexibility
C Acid resistance
D Alkali resistance
Correct Answer: Softness & flexibility
Titanium metal_________________?
A Exists in three allotropic forms
B Cannot be welded
C Is used in oceanographic and space exploration applications
D None of these
Correct Answer: Is used in oceanographic and space exploration applications
Graphite is corroded by_________________?
A Sulphuric acid (10%)
B Sea water
C Hydrochloric acid
D None of these
Correct Answer: None of these
Creep is not exhibited at low temperature by _____________________?
A Rubber
B Acrylics
C Lead
D Plastics
Correct Answer: Lead
Which of the following exercises most powerful influence on the mechanical properties of steel ?
A Manganese
B Carbon
C Phosphorous
D Silicon
Correct Answer: Carbon
Babbitt metal (used for making bearings) comprises of__________________?
A Mainly tin (85%) and lead
B Saw dust and iron dust mixture
C Zinc and aluminium
D Copper and aluminium
Correct Answer: Mainly tin (85%) and lead
Acid proof stoneware_________________?
A Has very low strength
B Cannot be heated
C Is broken by small temperature changes
D All A., B. and C.
Correct Answer: All A., B. and C.
Light weight metallic alloy used in aircraft industry is________________?
A Aluminium
B High silicon (14%) iron
C Duralumin
D Phosphor bronze
Correct Answer: Duralumin
Which one contains the least percentage of carbon ?
A Wrought iron
B High speed steel
C Cast iron
D Pig iron
Correct Answer: Wrought iron
Ceramic materials are____________________?
A Organic in nature
B Stronger in compression than in tension
C Always amorphous in nature
D Always bad heat conductors
Correct Answer: Stronger in compression than in tension
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