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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.

An alloy used as thermocouple material comprises of 40% nickel and 60% copper. It is called____________________?

A Constantan

B Kanthal

C Chromel

D German silver

Review Detailed Answer

Correct Answer: Constantan

Constantan is an alloy of____________________?

A Cu (55%) & Sn (45%)

B Cu (55%) & Ni (45%)

C Pt (95%) & Rh (10%)

D Fe (80%) & Ni (20%)

Review Detailed Answer

Correct Answer: Cu (55%) & Ni (45%)

Tempering of steel is done to make it________________?

A Brittle

B Hard

C Rollable

D Soft

Review Detailed Answer

Correct Answer: Soft

Which of the following has the highest compressive strength ?

A Wrought iron

B Cast iron

C Mild steel

D High carbon steel

Review Detailed Answer

Correct Answer: High carbon steel

Purity of electrical grade aluminium should be ≥ _____________ percent?

A 95

B 99.5

C 85

D 90

Review Detailed Answer

Correct Answer: 99.5

The metals occuring at the lower most position in the electromotive series____________________?

A Do not resist corrosion

B Resist corrosion very strongly

C Are very brittle

D Are heat insulators

Review Detailed Answer

Correct Answer: Resist corrosion very strongly

Ability of a material to absorb energy in deformation in the plastic range is characterised as its____________________?

A Ductility

B Toughness

C Creep

D Resilience

Review Detailed Answer

Correct Answer: Toughness

Austenitic manganese steel used for making jaws of crushing machines contains about ______________ percent manganese?

A 1.5-2

B 3.5-4.5

C 7-9

D 12-14

Review Detailed Answer

Correct Answer: 12-14

Chromel (Nichrome) is an alloy of_____________________?

A Chromium and molybdenum

B Nickel and chromium

C Molybdenum and nickel

D Chromium and aluminium

Review Detailed Answer

Correct Answer: Nickel and chromium

Babbitt metal used for making bearings should have_____________________?

A High co-efficient of friction between journal and bearing

B Ability to retain lubricant on its surface

C Low co-efficient of friction between journal and bearing

D Both B. & C.

Review Detailed Answer

Correct Answer: High co-efficient of friction between journal and bearing

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

An alloy used as thermocouple material comprises of 40% nickel and 60% copper. It is called____________________?

Constantan is an alloy of____________________?

Tempering of steel is done to make it________________?

Which of the following has the highest compressive strength ?

Purity of electrical grade aluminium should be ≥ _____________ percent?

The metals occuring at the lower most position in the electromotive series____________________?

Ability of a material to absorb energy in deformation in the plastic range is characterised as its____________________?

Austenitic manganese steel used for making jaws of crushing machines contains about ______________ percent manganese?

Chromel (Nichrome) is an alloy of_____________________?

Babbitt metal used for making bearings should have_____________________?