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 29 of 136

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Q281.
In __________ process, there is an increase in entropy with no degradation of energy.

a.

isothermal expansion

b.

isochoric heat addition

c.

polytropic expansion

d.

isobaric heat addition

Discuss
Answer: (a).isothermal expansion
Q282.
Which of the following is categorised as the plastic welding ?

a.

Gas welding

b.

Electric arc welding

c.

Forge welding

d.

None of these

Discuss
Answer: (c).Forge welding
Q283.
In spite of large heat transfer co-efficients in boiling liquids, fins are used advantageously, where the entire surface is exposed to __________ boiling.

a.

film

b.

nucleate

c.

transition

d.

all modes of

Discuss
Answer: (d).all modes of
Q284.
Other parameters remaining same, the recrystallisation temperature of an alloy is lowered, when

a.

strain rate is increased.

b.

grain size is increased.

c.

prior cold deformation is increased.

d.

not affected by any of the above parameters.

Discuss
Answer: (a).strain rate is increased.
Q285.
__________ are normally subjected to sub-zero treatment.

a.

Highly stressed parts

b.

Gauges or precision parts

c.

Cold rolled sheets

d.

Non machinable materials

Discuss
Answer: (b).Gauges or precision parts
Q286.
Induced draft fans provided in large thermal power plant boilers have __________ blades.

a.

forward curved

b.

backward curved

c.

double curved

d.

radial or straight

Discuss
Answer: (b).backward curved
Q287.
Which of the following has the highest value of refractive index ?

a.

Brine (sea water)

b.

Diamond

c.

Distilled water

d.

Glass

Discuss
Answer: (b).Diamond
Q288.
Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about __________ percent.

a.

1

b.

10

c.

30

d.

45

Discuss
Answer: (b).10
Q289.
In TIG welding, thoriated tungsten electrodes are used, because it

a.

has higher current carraying capacity.

b.

has better electron emissivity.

c.

is stronger than ordinary tungsten.

d.

is easy to prepare.

Discuss
Answer: (b).has better electron emissivity.
Q290.
Vernier calipers can not be used to measure the

a.

I.D. & O.D. of the shaft.

b.

thickness of parts.

c.

depth of holes.

d.

clearance between two mating surfaces.

Discuss
Answer: (d).clearance between two mating surfaces.
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