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 24 of 136

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Q231.
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
Q232.
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.
Q233.
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
Q234.
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.
Q235.
Matte smelting is used in the extraction of

a.

lead

b.

zinc

c.

aluminium

d.

copper

Discuss
Answer: (d).copper
Q236.
Percentage of differential pressure lost in a venturimeter with a tapering of 15° may be about

a.

1

b.

10

c.

25

d.

50

Discuss
Answer: (b).10
Q237.
Compressed dry air is used as the cutting fluid, while machining

a.

steel

b.

cast iron

c.

aluminium

d.

none of these

Discuss
Answer: (b).cast iron
Q238.
Which of the following materials has the least scrap value ?

a.

Aluminium

b.

Stainless steel

c.

Brass

d.

Copper

Discuss
Answer: (b).Stainless steel
Q239.
Force between the molecules of the same substance is called __________ force.

a.

adhesive

b.

cohesive

c.

molecular

d.

Vander Walls

Discuss
Answer: (b).cohesive
Q240.
Stresses encountered in the metal forming processes are less than the __________ of the material.

a.

fracture strength

b.

yield strength

c.

elastic limit

d.

limit of proportionality

Discuss
Answer: (a).fracture strength
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