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 23 of 136

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Q221.
The heat of neutralisation remains constant, when there is a reaction between dilute solutions of strong

a.

base and strong acid.

b.

base and weak acid.

c.

acid and weak base.

d.

none of these.

Discuss
Answer: (a).base and strong acid.
Q222.
Joining of thin foils is preferred to be done by

a.

gamma rays

b.

X-rays

c.

microwaves

d.

gas welding

Discuss
Answer: (c).microwaves
Q223.
Which of the following metals reacts violently with water ?

a.

Mercury

b.

Sodium

c.

Calcium

d.

Magnesium

Discuss
Answer: (b).Sodium
Q224.
A steam carraying pipeline is insulated with two layers of insulating materials with the inferior insulation material forming the inner part. If the two insulating layers are interchanged, the heat conducted will

a.

increase.

b.

decrease.

c.

remain unaffected.

d.

may increase or decrease; depends on the thickness of each layer.

Discuss
Answer: (c).remain unaffected.
Q225.
Damage to metal surface by mechanical action is called

a.

pitting

b.

corrosion

c.

erosion

d.

none of these

Discuss
Answer: (c).erosion
Q226.
The escape velocity of a body on earth which is independent of its mass is about __________ km/second.

a.

3

b.

7

c.

11

d.

15

Discuss
Answer: (c).11
Q227.
A reduction in thermal resistance during heat transfer does not occur in the

a.

convection heat transfer by stirring the fluid and cleaning the heating surface.

b.

conduction heat transfer by reduction in the material thickness and increase in the thermal conductivity.

c.

radiation heat transfer by increasing the temperature and reducing the emis-sivity.

d.

none of these.

Discuss
Answer: (c).radiation heat transfer by increasing the temperature and reducing the emis-sivity.
Q228.
Unit of viscosity in CGS system is

a.

gm .cm⁻¹ sec⁻¹

b.

gm . cm² . sec⁻²

c.

gm .cm⁻², sec⁻¹

d.

gm . cm . sec⁻¹

Discuss
Answer: (a).gm .cm⁻¹ sec⁻¹
Q229.
Shaft/rotor speed is most accurately measured by a

a.

frequency counter.

b.

tachometer.

c.

strobometer.

d.

speedometer.

Discuss
Answer: (c).strobometer.
Q230.
__________ test determines the yield strength, Young's modulus of elasticity, percentage reduction in area & percentage elongation of a material.

a.

Tensile

b.

Fatigue

c.

Impact

d.

None of these

Discuss
Answer: (a).Tensile
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