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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.

Corrosion involves exchange of electrons in ____________ corrosion?

A Chemical

B Electrochemical

C Both A. & B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Both A. & B.

Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its ______________________?

A High co-efficient of thermal expansion

B Low thermal conductivity

C High corrosion resistance

D All A., B. and C.

Review Detailed Answer

Correct Answer: High corrosion resistance

The main constituent of carborundum is ___________________ carbide?

A Calcium

B Silicon

C Boron

D Aluminium

Review Detailed Answer

Correct Answer: Silicon

Carbon tetrachloride can be stored in a storage vessel made of________________?

A High silicon iron (14% Si)

B Tin

C Stainless steel

D All A., B. and C.

Review Detailed Answer

Correct Answer: All A., B. and C.

Approximate value of the modulus of elasticity for steel is about _____________ × 106kg/cm2?

A 0.5

B 2

C 40

D 75

Review Detailed Answer

Correct Answer: 2

Which of the following is the softest material ?

A Quartz

B Calcite

C Corundum

D Fluorite

Review Detailed Answer

Correct Answer: Calcite

Straight silicon steel (containing Si from 0.5 to 5%) because of their low hysteresis loss and high magnetic permeability are used for electrical appliances. Which of the following electrical appliances made of silicon steel contains maximum percentage of silicon (about 4%) ?

A Armature of small motors/generators

B Generators and small motors

C Induction motors

D High frequency transformers

Review Detailed Answer

Correct Answer: High frequency transformers

Teflon (PTFE) is corroded by_______________?

A Hydrochloric acid (10%)

B Hydrochloric acid (95%)

C Sulphuric acid

D None of these

Review Detailed Answer

Correct Answer: None of these

Liners of a ball mill are never made of__________________?

A Lead

B Alloy steel

C Rubber or ceramic material

D Cast iron

Review Detailed Answer

Correct Answer: Lead

Which of the following undergoes granular fracture ?

A Wrought iron

B Steel

C Cast iron

D None of these

Review Detailed Answer

Correct Answer: Steel

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Corrosion involves exchange of electrons in ____________ corrosion?

Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its ______________________?

The main constituent of carborundum is ___________________ carbide?

Carbon tetrachloride can be stored in a storage vessel made of________________?

Approximate value of the modulus of elasticity for steel is about _____________ × 106kg/cm2?

Which of the following is the softest material ?

Straight silicon steel (containing Si from 0.5 to 5%) because of their low hysteresis loss and high magnetic permeability are used for electrical appliances. Which of the following electrical appliances made of silicon steel contains maximum percentage of silicon (about 4%) ?

Teflon (PTFE) is corroded by_______________?

Liners of a ball mill are never made of__________________?

Which of the following undergoes granular fracture ?