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 21 of 136

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Q201.
Super conduction in metals is observed at a temperature of __________ °K.

a.

<100

b.

>100

c.

about 273

d.

about 373

Discuss
Answer: (b).>100
Q202.
On-off control

a.

fully opens the final control element, when the measured variable is below the set point.

b.

fully closes the final control element, when the measured variable is above the set point.

c.

is a two position control (fully open or fully closed) control adequate to control a process with slow reaction and minimum dead time or transfer lag.

d.

none of these.

Discuss
Answer: (c).is a two position control (fully open or fully closed) control adequate to control a process with slow reaction and minimum dead time or transfer lag.
Q203.
The tensile load-elongation curve of a metal does not describe

a.

work hardening

b.

yield stress

c.

anisotropy index

d.

necking strain

Discuss
Answer: (c).anisotropy index
Q204.
Usual value of the resistance suitable for a wire resistance strain gauge is __________ ohms.

a.

20

b.

80

c.

120

d.

500

Discuss
Answer: (c).120
Q205.
Permanent set in a material is produced by subjecting it to

a.

triaxial loading.

b.

fatigue loading.

c.

stresses beyond the elastic limit.

d.

tensile & compressive loads simultaneously.

Discuss
Answer: (c).stresses beyond the elastic limit.
Q206.
The following is a typical anionic collector used in flotation.

a.

Ethyl dixanthogen.

b.

Trimethyl cetyl ammonium bromide.

c.

Potassium ethyl xanthate.

d.

lAuryl amine hydrochloride.

Discuss
Answer: (c).Potassium ethyl xanthate.
Q207.
Which of the following test is used for distinguishing among dry oils, semi-drying oils and non drying oils ?

a.

Elaiden test

b.

Reichart-Meissl value test

c.

Henter value test

d.

Iodine value test

Discuss
Answer: (a).Elaiden test
Q208.
The wet bulb temperature is lower in dry air than in wet air at the same temperature. A dry bulb thermometer registers a higher temperature than a wet bulb thermometer except at __________ percent relative humidity.

a.

0

b.

100

c.

50

d.

none of these

Discuss
Answer: (b).100
Q209.
The process of removal of scale formed during hot rolling of steel is termed as

a.

descaling

b.

shot blasting

c.

pickling

d.

skimming

Discuss
Answer: (c).pickling
Q210.
A psychrometer does not measure the __________ temperature of moist air.

a.

dew point

b.

dry bulb

c.

wet bulb

d.

none of these

Discuss
Answer: (a).dew point
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