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 6 of 136

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Q51.
Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the

a.

length of the pipe.

b.

diameter of the pipe.

c.

density of the fluid.

d.

velocity of the fluid.

Discuss
Answer: (a).length of the pipe.
Q52.
When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively

a.

decreases & increases.

b.

increases & increases.

c.

increases & decreases.

d.

decreases & decreases.

Discuss
Answer: (a).decreases & increases.
Q53.
Limestone addition in the blast furnace is done to flux __________ present in the raw materials.

a.

SiO₂

b.

Al₂O₃

c.

MnO₂

d.

P

Discuss
Answer: (a).SiO₂
Q54.
The 'transition temperature' for ductile to brittle behaviour of steel increases with increase in the __________ content in steel.

a.

carbon

b.

manganese

c.

both a & b

d.

neither 'a' nor 'b'

Discuss
Answer: (a).carbon
Q55.
The burnout heat flux in the nucleate boiling regime is not a function of the

a.

liquid density.

b.

vapour density.

c.

temperature difference.

d.

heat of evaporation.

Discuss
Answer: (b).vapour density.
Q56.
The approximate height of a blast furnace having a useful volume of 2000 m³ is about __________ metres

a.

25

b.

35

c.

55

d.

75

Discuss
Answer: (c).55
Q57.
The cathode in an electrochemical cell always carries

a.

negative charge.

b.

positive charge.

c.

zero charge.

d.

positive or negative charge depending upon the nature of the cell.

Discuss
Answer: (a).negative charge.
Q58.
An oxidation process is accompanied with decrease in the

a.

number of electrons.

b.

oxidation number.

c.

number of ions.

d.

all (a), (b) & (c).

Discuss
Answer: (a).number of electrons.
Q59.
Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel & copper having relatively higher melting points. Which of the following is not a hot dipping process ?

a.

Galvanising

b.

Tinning

c.

Sheardising

d.

none of these

Discuss
Answer: (c).Sheardising
Q60.
Nusselt number/Biot number varies

a.

inversely with thermal conductivity.

b.

directly with heat transfer co-efficient.

c.

directly with thermal conductivity.

d.

inversely with the dimension of the solid.

Discuss
Answer: (a).inversely with thermal conductivity.
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