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 27 of 136

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Q261.
__________ is the most important element, which controls the physical properties of steel.

a.

Manganese

b.

Silicon

c.

Carbon

d.

Vanadium

Discuss
Answer: (c).Carbon
Q262.
The order of a chemical reaction

a.

can be determined only experimentally

b.

can be determined from the stoichiometry of the reaction.

c.

can not be zero.

d.

can be fractional.

Discuss
Answer: (b).can be determined from the stoichiometry of the reaction.
Q263.
Pick out the wrong statement.

a.

Lead can creep under its own weight at room temperature.

b.

The electrical conductivity of gold is considerably reduced by alloying additions due to the decrease in electron movement.

c.

Recrystallisation temperature decreases with decrease in strain in a cold worked metal.

d.

With increase in temperature, the electrical conductivity of intrinsic semi-conductor will increase.

Discuss
Answer: (c).Recrystallisation temperature decreases with decrease in strain in a cold worked metal.
Q264.
Pick out the wrong statement.

a.

Reflectivity of gases is very low.

b.

Absorptivity for metals is very high.

c.

Reflectivity for non-conducting materials is low.

d.

Reflectivity of polished surfaces is very high.

Discuss
Answer: (b).Absorptivity for metals is very high.
Q265.
For efficient performance of a blast furnace, the extent of reduction of Wustite (FeO) should be

a.

100% indirect reduction.

b.

100% direct reduction.

c.

50-60% indirect reduction.

d.

30-40% indirect reduction.

Discuss
Answer: (c).50-60% indirect reduction.
Q266.
Identify the false statement

a.

Martensitic steels are less susceptible to pitting corrosion than austenitic steels.

b.

Pitting corrosion is usually very localised.

c.

Hydrogen embrittlement is facilitated by tensile stress.

d.

Stress corrosion cracking is facilitated by tensile stress.

Discuss
Answer: (a).Martensitic steels are less susceptible to pitting corrosion than austenitic steels.
Q267.
The total frictional resistance to fluid flow does not depend upon the

a.

roughness of the surface.

b.

fluid pressure.

c.

fluid density.

d.

fluid velocity.

Discuss
Answer: (b).fluid pressure.
Q268.
Stretcher strains found in a low carbon sheet are associated with the

a.

texture.

b.

dislocation density.

c.

yield point phenomenon.

d.

thickness of the sheet.

Discuss
Answer: (c).yield point phenomenon.
Q269.
The most important consideration, while designing the refrigeration system of an aircraft is that the refrigeration system

a.

is as light as possible.

b.

has very high C.O.P.

c.

employs minimum quantity of refrigerant.

d.

consumer minimum horse power.

Discuss
Answer: (a).is as light as possible.
Q270.
Though tin occurs lower than iron in the electrochemical series, yet it is coated on steel for corrosion protection, because of its

a.

lower cost.

b.

abundant availability.

c.

resistance to vegetable acids as the tin plate are commercially used in 'canning' industry.

d.

none of these.

Discuss
Answer: (c).resistance to vegetable acids as the tin plate are commercially used in 'canning' industry.
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