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 105 of 136

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Q1041.
The best lubricants for a machine working at high temperature & load is

a.

grease

b.

solid lubricant

c.

animal oils

d.

mineral oils

Discuss
Answer: (b).solid lubricant
Q1042.
One face of a furnace wall is at 1030°C and the other face is exposed to room temperature (30°C). If the thermal conductivity of furnace wall is 3 W . m⁻¹ . k⁻¹ and the wall thickness is 0.3 m, the maximum heat loss (in W/m) is

a.

100

b.

900

c.

9000

d.

10000

Discuss
Answer: (d).10000
Q1043.
Which of the following is not a principal alloying element for the structural steel?

a.

Molybednum

b.

Nickel

c.

Manganese

d.

Chromium

Discuss
Answer: (a).Molybednum
Q1044.
Metalloids

a.

are good conductor of heat & electricity.

b.

act as electron donors with metals & as electron acceptor with non-metals.

c.

are not necessarily solids at room temperature.

d.

are compounds that exhibit both metallic & non-metallic properties to some extent and are exemplified by elements like germanium, silicon & boron.

Discuss
Answer: (d).are compounds that exhibit both metallic & non-metallic properties to some extent and are exemplified by elements like germanium, silicon & boron.
Q1045.
Pick out the wrong statement

a.

Processing of themosetting plastics is ideally done by injection moulding.

b.

Processing of thermoplastics is ideally done by compression moulding.

c.

Mass production of seamless pipes are done by electrical resistance welding (ERW).

d.

Stretch forming is a process of cold drawing.

Discuss
Answer: (c).Mass production of seamless pipes are done by electrical resistance welding (ERW).
Q1046.
Lead is poured into the joints between two __________ pipes.

a.

cast iron

b.

steel

c.

concrete

d.

plastic

Discuss
Answer: (a).cast iron
Q1047.
'Ice point' is designated on Farenhite temperature scale by

a.

0°

b.

32°

c.

62°

d.

212°

Discuss
Answer: (b).32°
Q1048.
The phenomenon occurring during explosion of a hydrogen bomb is

a.

nuclear fission.

b.

nuclear fusion.

c.

a combination of both nuclear fission & fusion.

d.

none of these.

Discuss
Answer: (c).a combination of both nuclear fission & fusion.
Q1049.
Square steel key is normally strong in failure by shear & crushing. Keys are normally made of __________ steel bars.

a.

hot rolled mild

b.

cold rolled mild

c.

forged

d.

machinable stainless

Discuss
Answer: (b).cold rolled mild
Q1050.
Nitriding of a steel part does not increase its

a.

grain size.

b.

fatigue limit.

c.

surface hardness.

d.

wear resistance.

Discuss
Answer: (a).grain size.
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