Chemical Engineering Basics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Chemical Engineering Basics, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Chemical Engineering Basics MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Chemical Engineering Basics mcq questions that explore various aspects of Chemical Engineering Basics problems. Each MCQ is crafted to challenge your understanding of Chemical Engineering Basics principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Chemical Engineering Basics MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Chemical Engineering Basics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Chemical Engineering Basics knowledge to the test? Let's get started with our carefully curated MCQs!

Chemical Engineering Basics MCQs | Page 124 of 136

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Q1231.
The passage between the nozzle and the __________ is called 'sprue' in case of injection moulding.

a.

runner

b.

cylinder

c.

mold

d.

none of these

Discuss
Answer: (a).runner
Q1232.
Chalcopyrite is an ore of

a.

lead

b.

aluminium

c.

copper

d.

zinc

Discuss
Answer: (c).copper
Q1233.
The following is employed as sacrificial anode to provide cathodic protection to ships, pipelines and storage tanks.

a.

Iron

b.

Copper

c.

Nickel

d.

Magnesium

Discuss
Answer: (d).Magnesium
Q1234.
Heat transfer by __________ is almost absent in case of fluidised bed drying operation.

a.

radiation

b.

conduction

c.

convection

d.

both (b) & (c)

Discuss
Answer: (a).radiation
Q1235.
Increasing the carbon content of steel

a.

reduces the upper shelf energy.

b.

increasing the ductility transition temperature.

c.

decreases brittleness.

d.

decreases hardness.

Discuss
Answer: (b).increasing the ductility transition temperature.
Q1236.
Pick out the wrong statement.

a.

Ductile fracture of a stressed material, which exhibits a large plastic deformation is commonly caused by the formation and coalescence of voids in the necked region.

b.

Brittle fracture is caused by the propagation of pre-existing cracks in the material and involves minimum plastic deformation.

c.

Fatigue fracture of a material is always brittle in nature and takes place due to the existence of line imperfections.

d.

Brittle materials are generally tested in tension.

Discuss
Answer: (b).Brittle fracture is caused by the propagation of pre-existing cracks in the material and involves minimum plastic deformation.
Q1237.
More than 95% of __________ is present in corrundum.

a.

SiO₂

b.

Al₂O₃

c.

CaSiO₂

d.

MgO

Discuss
Answer: (b).Al₂O₃
Q1238.
Blow off cock is provided in steam boiler to

a.

guard the boiler in case of abnormal rise in steam pressure.

b.

drain out water and sludge during its repair.

c.

regulate the supply of water in boiler.

d.

put out the fire in the furnace when the water level in the boiler falls to unsafe limit.

Discuss
Answer: (b).drain out water and sludge during its repair.
Q1239.
Work hardening of a material

a.

decreases its tensile strength.

b.

decreases its ductility.

c.

increases its ductility.

d.

does not affect its ductility.

Discuss
Answer: (b).decreases its ductility.
Q1240.
Blasting of tri-nitro-toluene (TNT) is done by mixing it with ammonium

a.

nitrate

b.

sulphate

c.

carbonate

d.

chloride

Discuss
Answer: (a).nitrate
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