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 63 of 136

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Q621.
About __________ ton of coke is required in a cupola to produce one ton of casting.

a.

0.03

b.

0.3

c.

0.8

d.

1.5

Discuss
Answer: (b).0.3
Q622.
There are one octahedral void and __________ tetrahedral void in the closest packing of atoms.

a.

one

b.

two

c.

three

d.

none of these

Discuss
Answer: (b).two
Q623.
Which of the following is prone to cup and cone fracture ?

a.

Cast iron

b.

Soft brass

c.

Round specimen of ductile metal.

d.

Flat tensile specimen of ductile metal.

Discuss
Answer: (c).Round specimen of ductile metal.
Q624.
The dew point of moist air becomes __________ with decrease in its relative humidity.

a.

less than the wet bulb temperature

b.

more than the wet bulb temperature

c.

more than the dry bulb temperature

d.

equal to wet bulb temperature

Discuss
Answer: (a).less than the wet bulb temperature
Q625.
Heating of ferromagnetic materials to a temperature above Curie temperature makes it

a.

insulator for heat & electricity transmission.

b.

ferritic.

c.

behave like paramagnetic materials.

d.

superconductor.

Discuss
Answer: (c).behave like paramagnetic materials.
Q626.
Lap joints are preferred over butt joints in soldering/brazing, because these joints are

a.

weaker in tension but stronger in shear.

b.

weaker in shear but stronger in tension.

c.

stronger in both shear and tension.

d.

The lap joints are easily made.

Discuss
Answer: (d).The lap joints are easily made.
Q627.
Colour comparator is used to measure the

a.

pH value

b.

electrode potential

c.

colour intensity

d.

none of these

Discuss
Answer: (a).pH value
Q628.
Pick out the wrong statement.

a.

For a pressure vessel to be classified as 'thin vessel', the ratio of wall thickness to mean radius is less than 0.1.

b.

For calculating forces and efficiency of rivetted joint, either rivet diameter or rivet hole diameter is used in case of pressure vessel and in structural work.

c.

Longitudinal joint is normally made butt joint to maintain the circularity of the vessel.

d.

Maximum diameter of the opening provided in a pressure vessel, which does not require any compensation is 200 mm.

Discuss
Answer: (b).For calculating forces and efficiency of rivetted joint, either rivet diameter or rivet hole diameter is used in case of pressure vessel and in structural work.
Q629.
The refractory lining of the bottom in a basic electric arc furnace is made of

a.

silica

b.

alumina

c.

magnesia

d.

fireclay

Discuss
Answer: (c).magnesia
Q630.
Alcohols are not suitable as diesel engine fuel because the cetane number of alcohols is

a.

very low which prevents their ignition by compression.

b.

very high which prevents their ignition by compression

c.

zero.

d.

none of these.

Discuss
Answer: (a).very low which prevents their ignition by compression.
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