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 37 of 136

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Q361.
The concentration of (H⁺) ions is 4 x 10⁻⁵ in a solution. Then pH of the solution will be (Given log 4 = 0.6 )

a.

4.4

b.

5.6

c.

8.4

d.

2.4

Discuss
Answer: (a).4.4
Q362.
Age hardening is connected with

a.

babbit metal

b.

gun metal

c.

stainless steel

d.

duralumin

Discuss
Answer: (d).duralumin
Q363.
With decrease in the grain size of a material, its creep resistance

a.

increases.

b.

decreases.

c.

remains constant.

d.

either (a) or (b) ; depends on the material.

Discuss
Answer: (c).remains constant.
Q364.
__________ rubber is generally used for making 'O' rings used for vacuum sealings.

a.

Natural

b.

Neoprene

c.

Butadiene

d.

Nitrile

Discuss
Answer: (b).Neoprene
Q365.
Gas turbine normally employs a constant __________ cycle.

a.

pressure

b.

temperature

c.

volume

d.

none of these

Discuss
Answer: (a).pressure
Q366.
Which of the following relationships is correct for relating the three elastic constants of an isotropic elastic material (where, E = Young's modulus, G = Modulus of rigidity or shear modulus v = Poisson's ratio) ?

a.

E = 2G (1 + v)

b.

E = G (1 + v)

c.

E = G (1 + v)/2

d.

E = 2G (1 + 2v)

Discuss
Answer: (a).E = 2G (1 + v)
Q367.
Electrostatic separation of minerals from each other is based on their differences in the following property.

a.

Densities.

b.

Magnetic permeabilities.

c.

Electrical conductivities.

d.

Hardness.

Discuss
Answer: (c).Electrical conductivities.
Q368.
Natural water contains approximately __________ percent of heavy water.

a.

0.015

b.

0.71

c.

1.2

d.

3.5

Discuss
Answer: (a).0.015
Q369.
The minimum temperature to which the water can be cooled in a cooling tower is the __________ temperature of air.

a.

ambient

b.

dry bulb

c.

dew point

d.

wet bulb

Discuss
Answer: (c).dew point
Q370.
In electrical resistance welding, distortion results from the use of improper

a.

clamping methods

b.

electrodes

c.

current

d.

filler material

Discuss
Answer: (a).clamping methods
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