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 45 of 136

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Q441.
Catalyst used in the catalytic converter employed in automobiles to convert CO into CO and for complete oxidation of un-burnt hydrocarbons is

a.

nickel

b.

cobalt

c.

vanadium

d.

platinum

Discuss
Answer: (d).platinum
Q442.
For a thermodynamic system undergoing a process, which of the following pairs best expresses the relationship similar to that expressed by the pressure volume plot ?

a.

Temperature - entropy.

b.

Temperature - pressure.

c.

Enthalpy - entropy.

d.

Enthalpy-pressure.

Discuss
Answer: (a).Temperature - entropy.
Q443.
The normal stress is the same in all directions at a point in a fluid, only when the fluid

a.

is at rest & has zero viscosity.

b.

is frictionless.

c.

fluid layer has no motion relative to an adjacent layer of fluid.

d.

is incompressible & frictionless.

Discuss
Answer: (d).is incompressible & frictionless.
Q444.
A 2 kg object weighs 1.8 kgf on a spring balance. The value of 'g' at that location in m/sec² is

a.

8.82

b.

9.81

c.

10.88

d.

0.95

Discuss
Answer: (a).8.82
Q445.
In chemical dehumidification of air

a.

both specific humidity & dry bulb temperature increases.

b.

both specific humidity & dry bulb temperature decreases.

c.

specific humidity decreases & dry bulb temperature increases.

d.

specific humidity increases & dry bulb temperature decreases.

Discuss
Answer: (c).specific humidity decreases & dry bulb temperature increases.
Q446.
What is the pH of distilled water ?

a.

0

b.

1

c.

7

d.

14

Discuss
Answer: (c).7
Q447.
Pick out the correct statement.

a.

Hot worked materials are subjected to annealing to remove internal stresses.

b.

Annealing of steel hardens it slightly

c.

Normalising of a material induces stresses.

d.

Tempering of a material improves ductility & toughness but reducess hardness & brittlenes.

Discuss
Answer: (d).Tempering of a material improves ductility & toughness but reducess hardness & brittlenes.
Q448.
Non-ferrous alloys used for making cutting tools need not have high

a.

abrasion resistance

b.

toughness

c.

red hardness

d.

cutting speed

Discuss
Answer: (b).toughness
Q449.
Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses.

a.

forging

b.

cold rolling

c.

hot rolling

d.

casting

Discuss
Answer: (b).cold rolling
Q450.
Capacity & power requirement for an air compressor working at high altitude compared to sea-level will be

a.

more

b.

less

c.

same

d.

either more or less; depends on the climatic conditions.

Discuss
Answer: (b).less
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