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 5 of 136

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Q41.
An alloy of Fe - 0.4 % C is

a.

cast iron.

b.

hypo-eutectoid steel.

c.

hyper-eutectoid steel.

d.

eutectoid steel

Discuss
Answer: (b).hypo-eutectoid steel.
Q42.
A material in which the atoms are arranged regularly in some directions but not in others, is termed as 'mesomorphous material'; an example of which is

a.

lead

b.

glass

c.

mica

d.

silver

Discuss
Answer: (a).lead
Q43.
Maximum amount of thermal radiation is emitted at all wavelengths at any specified temperature by a/an __________ body.

a.

grey

b.

black

c.

opaque

d.

white

Discuss
Answer: (a).grey
Q44.
In condensers used in thermal power plants, steam is normally used in shell side and cooling water on the tube side, because of the reason that

a.

compared to the mass flow rate of cooling water, the rate of condensation of steam is invariably smaller.

b.

maintaining vacuum on tube side is more difficult than that on the shell side.

c.

water velocity can be increased conveniently to increase the overall heat transfer co-efficient because of its lower specific volume compared to steam.

d.

condenser can act as a storage unit for condensed steam.

Discuss
Answer: (c).water velocity can be increased conveniently to increase the overall heat transfer co-efficient because of its lower specific volume compared to steam.
Q45.
Cobalt - 60 is used as a source of __________ in medical therapy & industrial radiography.

a.

X-rays

b.

Ξ³-rays

c.

Ξ±-rays

d.

Ξ²-rays

Discuss
Answer: (b).Ξ³-rays
Q46.
Absolute zero pressure can be attained at a temperature of

a.

0°C

b.

50°K

c.

0°R

d.

none of these

Discuss
Answer: (c).0°R
Q47.
For the irreversible reaction, Ca+ 2C = CaCβ‚‚ , Ξ” H°298 = - 60000 J . mole⁻¹ . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be

a.

30000 J

b.

60000 J

c.

90000 J

d.

240000 J

Discuss
Answer: (c).90000 J
Q48.
Projection welding & stud welding is categorised as the __________ welding.

a.

pressure

b.

thermit

c.

resistance

d.

arc

Discuss
Answer: (c).resistance
Q49.
The driving force for the sintering of a powder compact is

a.

strain energy.

b.

surface energy.

c.

volume energy.

d.

stacking fault energy.

Discuss
Answer: (b).surface energy.
Q50.
The amount of water evaporated in kg per kg of fuel burnt in a boiler is called the __________ of a boiler.

a.

evaporative capacity

b.

evaporation efficiency

c.

thermal efficiency

d.

steam load

Discuss
Answer: (a).evaporative capacity
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