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 120 of 136

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Q1191.
A solid aluminium ball, when quenched in a water bath maintained at 40°C, cools down from 550°C to 450°C in 20 seconds. The expected temperature of the ball after next 20 seconds may be about __________ °C.

a.

370

b.

340

c.

320

d.

300

Discuss
Answer: (a).370
Q1192.
Name the safety device used to protect the boiler, when the water level falls below a minimum level.

a.

Blow down valve

b.

Blow off cock

c.

Fusible plug

d.

Safety valve

Discuss
Answer: (c).Fusible plug
Q1193.
Earing is a defect found in steels after the following metal working operation (s).

a.

Deep drawing

b.

Rolling

c.

Extrusion

d.

Wire drawing

Discuss
Answer: (a).Deep drawing
Q1194.
For a small scale toy factory, the fixed cost per month is Rs. 5000/-. The variable cost per toy is Rs. 20 and sales price is Rs. 30 per toy. The break even production per month will be __________ toys.

a.

250

b.

500

c.

1000

d.

3000

Discuss
Answer: (b).500
Q1195.
Hydrogen can be

a.

used in I.C. engines as fuel.

b.

liquefied & stored under cryogenic conditions.

c.

produced by electrolysis of water.

d.

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

Discuss
Answer: (d).all(a), (b) & (c).
Q1196.
__________ wire is never used for making the heating element.

a.

Nichrome

b.

Kanthal

c.

Invar

d.

None of these

Discuss
Answer: (c).Invar
Q1197.
Which of the following has the least oili-ness ?

a.

Mineral oils

b.

Vegetable oils

c.

Greases

d.

Animal oils

Discuss
Answer: (a).Mineral oils
Q1198.
Surface finish of casting does not depend upon the

a.

sand fineness.

b.

pattern finish.

c.

mould dressings.

d.

metal temperature.

Discuss
Answer: (d).metal temperature.
Q1199.
Load cells used for the measurement of weight has

a.

compact & rugged construction with an accuracy of 0.1 to 1%.

b.

no moving parts and incurs negligible deflection under load.

c.

provision of thermal compensation and is hermetically sealed.

d.

all 'a', 'b' & 'c'

Discuss
Answer: (d).all 'a', 'b' & 'c'
Q1200.
While the oxy-acetylene flame produces a temperature of 3200°C, the temperature produced by oxy-hydrogen flame is about __________ °C.

a.

1800

b.

2000

c.

2400

d.

3000

Discuss
Answer: (b).2000
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