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 70 of 136

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Q691.
Pressure gauges are never connected directly to the live steam line; rather a loop or syphon is interposed as close as possible to the pressure gauge. This is done to

a.

avoid the overheating of the tubes & bellows which operate them to minimise error and damage.

b.

form a seal of water by steam condensate to fill the tube or bellows at the pressure being measured.

c.

both 'a' & 'b'.

d.

avoid the static head error introduced by steam entry.

Discuss
Answer: (c).both 'a' & 'b'.
Q692.
Phosphorous is added to copper melt to

a.

remove hydrogen.

b.

deoxidise the metal.

c.

improve fluidity.

d.

reduce shrinkage.

Discuss
Answer: (a).remove hydrogen.
Q693.
Which of the following is not a suitable solid lubricant ?

a.

Talc

b.

Molybdenum disulphide

c.

Graphite

d.

None of these

Discuss
Answer: (d).None of these
Q694.
On an average __________ fast neutrons are produced by nuclear fission of each atom of uranium-235.

a.

1

b.

2.5

c.

3.5

d.

5

Discuss
Answer: (b).2.5
Q695.
In a titration involving weak acid and strong base, the preferred indicator is

a.

Methyl orange

b.

Phenolphthalein

c.

Ethyl orange

d.

Fehling's solution

Discuss
Answer: (b).Phenolphthalein
Q696.
Solidification time of a molten metal in a casting is proportional to (where, V = volume of metal & A = its surface area ; in the casting)

a.

V/A

b.

V/A²

c.

V²/A

d.

V²/A²

Discuss
Answer: (d).V²/A²
Q697.
Pick out the wrong statement.

a.

Annealing twins are not observed in pure aluminium, because it has higher strain energy.

b.

Load during cold rolling can be lowered by the application of front tension.

c.

Very fine grain structure is desirable for high temperature creep application of materials.

d.

Soft magnetic materials are those which have less area within the hysterisis loop.

Discuss
Answer: (c).Very fine grain structure is desirable for high temperature creep application of materials.
Q698.
Minimum diameter of the tube used for making water manometer should be __________ mm to avoid a correction for the effect of capillarity.

a.

1

b.

2.5

c.

4

d.

6

Discuss
Answer: (d).6
Q699.
Which of the following heat treatment processes is used for softening the hardened material ?

a.

Normalising

b.

Tempering

c.

Annealing

d.

None of these

Discuss
Answer: (b).Tempering
Q700.
The type of water filter normally employed/ preferred for treating small quantities of water in railway stations and individual industries is the __________ filter.

a.

rapid sand

b.

pressure

c.

gravity

d.

slow sand.

Discuss
Answer: (b).pressure
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