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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

Post weld heat treatment is done by____________________?

A Normalising

B Stress relieving

C Tempering

D Solution annealing

Review Detailed Answer

Correct Answer: Stress relieving

High speed steel tools retain their hardness upto a temperature of _____________ °C?

A 500

B 750

C 900

D 1100

Review Detailed Answer

Correct Answer: 900

When iron is rusted, it is__________________?

A Converted to a fine powder

B Reduced

C Oxidised

D None of these

Review Detailed Answer

Correct Answer: Oxidised

Caustic soda is transported in _____________ lined containers ?

A Glass

B Nickel

C Neoprene

D Either B. or C.

Review Detailed Answer

Correct Answer: Either B. or C.

_______________ is a donor impurity for semi-conductors ?

A Boron

B Antimony

C Gallium

D None of these

Review Detailed Answer

Correct Answer: Antimony

Non-ferrous metals and hard steels do not exhibit a definite yield point, when pulled in the testing machine and hence for these cases, a better measure of their elastic properties is defined by the ______________ stress?

A Ultimate

B Yield point

C Proof

D None of these

Review Detailed Answer

Correct Answer: Proof

How many molecules per unit cell are there in a face centred cubic lattice ?

A 2

B 4

C 6

D 8

Review Detailed Answer

Correct Answer: 4

‘Semi steel’ is__________________?

A Produced by adding 10-20% steel to the cupola charge

B Stronger than cast iron

C Both A. and B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Both A. and B.

Polythene (low or high density) containers are not corroded by___________________?

A Sulphuric acid (10%) at room temperature

B Nitric acid (95%) at room temperature

C Sulphur trioxide at 60°C

D Any of these

Review Detailed Answer

Correct Answer: Sulphuric acid (10%) at room temperature

The process of coating steel sheets by zinc to improve its corrosion resistance is called___________________?

A Calorising

B Galvanising

C Zincification

D Tempering

Review Detailed Answer

Correct Answer: Galvanising

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Post weld heat treatment is done by____________________?

High speed steel tools retain their hardness upto a temperature of _____________ °C?

When iron is rusted, it is__________________?

Caustic soda is transported in _____________ lined containers ?

_______________ is a donor impurity for semi-conductors ?

Non-ferrous metals and hard steels do not exhibit a definite yield point, when pulled in the testing machine and hence for these cases, a better measure of their elastic properties is defined by the ______________ stress?

How many molecules per unit cell are there in a face centred cubic lattice ?

‘Semi steel’ is__________________?

Polythene (low or high density) containers are not corroded by___________________?

The process of coating steel sheets by zinc to improve its corrosion resistance is called___________________?