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 90 of 136

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Q891.
The friction factor for the turbulent fluid flow in a rough pipe does not depend upon the

a.

pipe roughness & pipe diameter.

b.

fluid velocity.

c.

type of flowing fluid.

d.

both 'b' & 'c'.

Discuss
Answer: (d).both 'b' & 'c'.
Q892.
Flue gases pass through the following boiler accessories in a high pressure natural circulation boiler.

A. Induced draft fan
B. Economiser
C. Air preheater
D. Steam superheater

Which of the following gives the correct sequence of flow of the flue gases through the above mentioned boiler accessories ?

a.

A, C, B, D

b.

D, B, C, A

c.

D, C, B, A

d.

D, A, B, C

Discuss
Answer: (b).D, B, C, A
Q893.
Case hardening of a material is

a.

followed by tempering or carburising.

b.

preceded by its tempering.

c.

done to get a soft ductile interior with a very hard surface.

d.

carried out to get extreme hardness in its core.

Discuss
Answer: (d).carried out to get extreme hardness in its core.
Q894.
Titanium is added to molten aluminium alloys before casting for the purpose of

a.

grain refinement.

b.

increasing corrosion resistance.

c.

reducing porosity.

d.

improving fluidity.

Discuss
Answer: (d).improving fluidity.
Q895.
Cemented carbide tools are not suitable for cutting

a.

aluminium

b.

brass

c.

cast iron

d.

steel

Discuss
Answer: (a).aluminium
Q896.
The difference between gross & net calorific values of fuel is due to the

a.

sensible heat carried away by the flue gases.

b.

heat carried away by the steam from the moisture content of the fuel.

c.

heat lost by radiation.

d.

heat carried away by steam from the combustion of hydrogen in the fuel.

Discuss
Answer: (d).heat carried away by steam from the combustion of hydrogen in the fuel.
Q897.
Which of the following is preferred for rivetting ?

a.

Lap joint

b.

Butt joint

c.

Either (a) or (b)

d.

Neither (a) nor (b)

Discuss
Answer: (b).Butt joint
Q898.
Heating the hypoeutectoid steels to 30°C above the upper critical temperature line, soaking at that temperature and then cooling slowly to the room temperature to form a pearlite & ferrite structure is called

a.

tempering

b.

hardening

c.

annealing

d.

normalising

Discuss
Answer: (c).annealing
Q899.
The difference in one unit of Rockwell hardness number corresponds to a difference in the depth of indentation of __________ mm.

a.

0.001

b.

0.01

c.

0.002

d.

0.02

Discuss
Answer: (c).0.002
Q900.
Steel balls are manufactured by

a.

sintering

b.

casting

c.

cold heading

d.

spinning

Discuss
Answer: (c).cold heading
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