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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.

Elimination of brittleness resulting from welding of saw blades is done by __________________ of the welded portion ?

A Annealing

B Toughening

C Work hardening

D Tempering

Review Detailed Answer

Correct Answer: Annealing

Which of the following is not the commercial name of poly-methyl-methacrylate (PMMA) ?

A Styrofoam

B Lucite

C Perspex

D Plexiglass

Review Detailed Answer

Correct Answer: Styrofoam

Maximum permissible air velocity in pipelines is about ______________ metre/second ?

A 5

B 10

C 20

D 40

Review Detailed Answer

Correct Answer: 10

Resilience of a bolt can be increased by increasing its __________________?

A Length

B Shank diameter

C Head diameter

D None of these

Review Detailed Answer

Correct Answer: Length

______________________ temperature remains constant during adiabatic saturation process of unsaturated air ?

A Dew point

B Dry bulb

C Wet bulb

D None of these

Review Detailed Answer

Correct Answer: Wet bulb

The refractory brick which has good thermal shock resistance at high temperature but cracks on cooling below 400°C is__________________?

A Magnesite

B Chrome

C Silica

D Fireclay

Review Detailed Answer

Correct Answer: Silica

Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about _______________ percent ?

A 1

B 10

C 30

D 50

Review Detailed Answer

Correct Answer: 1

Work done by a/an _________________ process is determined by ∫p. dv ?

A Adiabatic

B Quasi-static

C Isothermal

D Isentropic

Review Detailed Answer

Correct Answer: Quasi-static

In troposphere (the weather domain), the temperature ‘t’ at height ‘h’ above the sea level in metres is given by (where, temperature at sea level is 15°C and t is in °C.) ?

A t = 15 – 0.0065 h

B t = 15 + 0.0065 h

C t = 0.0035 h – 15

D t = 15 – 0.0035 h

Review Detailed Answer

Correct Answer: t = 15 – 0.0065 h

Induced draft fans provided in large thermal power plant boilers have __________________ blades?

A Forward curved

B Backward curved

C Double curved

D Radial or straight

Review Detailed Answer

Correct Answer: Backward curved

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Elimination of brittleness resulting from welding of saw blades is done by __________________ of the welded portion ?

Which of the following is not the commercial name of poly-methyl-methacrylate (PMMA) ?

Maximum permissible air velocity in pipelines is about ______________ metre/second ?

Resilience of a bolt can be increased by increasing its __________________?

______________________ temperature remains constant during adiabatic saturation process of unsaturated air ?

The refractory brick which has good thermal shock resistance at high temperature but cracks on cooling below 400°C is__________________?

Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about _______________ percent ?

Work done by a/an _________________ process is determined by ∫p. dv ?

In troposphere (the weather domain), the temperature ‘t’ at height ‘h’ above the sea level in metres is given by (where, temperature at sea level is 15°C and t is in °C.) ?

Induced draft fans provided in large thermal power plant boilers have __________________ blades?