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 65 of 136

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Q641.
A gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its

a.

aqueous tension.

b.

saturated humidity.

c.

vapor pressure.

d.

absolute humidity.

Discuss
Answer: (a).aqueous tension.
Q642.
Carbon is present in the form of __________ in grey cast iron.

a.

spheroids

b.

nodular aggregates of graphite

c.

flakes

d.

cementite

Discuss
Answer: (c).flakes
Q643.
In "Imperial Smelting Process" for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following :

a.

Jet of water at high pressure.

b.

Blast of air.

c.

Mixture of water and air.

d.

Rain of molten lead.

Discuss
Answer: (d).Rain of molten lead.
Q644.
__________ remains constant during the adiabatic cooling of moist air.

a.

Wet bulb temperature

b.

Dry bulb temperature

c.

Relative humidity

d.

Specific humidity

Discuss
Answer: (a).Wet bulb temperature
Q645.
__________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently.

a.

Collar

b.

Flanged

c.

Bell and Spigot

d.

Expansion

Discuss
Answer: (b).Flanged
Q646.
Out of the following, the alloy which has equal percentage of constituents, is

a.

white metal

b.

gun metal

c.

duralumin

d.

constanton

Discuss
Answer: (d).constanton
Q647.
Steel is welded using the __________ flame.

a.

carburising

b.

neutral

c.

oxidising

d.

all (a), (b) & (c)

Discuss
Answer: (b).neutral
Q648.
Oxide layer formed on the non-ferrous metal surface after its annealing is

a.

removed by acid pickling.

b.

hammered into the surface.

c.

removed with coarse emery cloth.

d.

left as such to protect the surface.

Discuss
Answer: (a).removed by acid pickling.
Q649.
Silicon percentage in silicon steel used for electrical equipments is about

a.

1

b.

4.0

c.

8

d.

14

Discuss
Answer: (b).4.0
Q650.
Catalyst used in the 'catalytic converter' employed in automobile exhaust line for complete combustion/oxidation of carbon monoxide, nitrogen oxides and hydrocarbons is

a.

alumina

b.

platinum

c.

vanadium pentoxide

d.

iron oxide

Discuss
Answer: (b).platinum
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