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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.

Thermal wells used in temperature measurements should have __________________?

A Very thick walls

B Low emissivity

C Polished surface

D High transmissivity of radiation

Review Detailed Answer

Correct Answer: High transmissivity of radiation

Pressure of 0.0001 absolute psi can be measured by _____________ gauge?

A Mcleod

B Pirani

C Thermocouple

D None of these

Review Detailed Answer

Correct Answer: Mcleod

Emf developed by a thermocouple, while measuring a temperature of 600°C is about 5.5 mV. The type of thermocouple used is_______________?

A Chromel-alumel

B Iron-constantan

C Platinum-platinum + rhodium

D Either A., B. or C.

Review Detailed Answer

Correct Answer: Platinum-platinum + rhodium

Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion ?

A Nickel

B Brass

C Chromel

D Invar

Review Detailed Answer

Correct Answer: Brass

Which of the following is not a mechanical pressure sensing element ?

A Bellows

B Diaphragm

C Bourdon tube

D U-tube

Review Detailed Answer

Correct Answer: U-tube

The temperature of tempering oil baths maintained at 400°C during heat treatment of steel is measured by a/an _____________ thermocouple?

A Chromel-alumel

B Iron-constantan

C Platinum-platinum/rhodium

D None of these

Review Detailed Answer

Correct Answer: Iron-constantan

Thermal conductivity cell is the primary element of a/an _____________ analyser?

A Oxygen

B Carbon dioxide

C Carbon monoxide

D Sulphur dioxide

Review Detailed Answer

Correct Answer: Carbon dioxide

The deflection of the free end of the bimetallic strips in a bimetallic thermometer with temperature is nearly__________________?

A Linear

B Non-linear

C Parabolic

D Hyperbolic

Review Detailed Answer

Correct Answer: Linear

For an input forcing function, X(t) = 2t2, the Laplace transform of this function is________________?

A 2/s2

B 4/s2

C 2/s3

D 4/s3

Review Detailed Answer

Correct Answer: 4/s3

Bode stability method uses ____________ loop transfer function?

A Open

B Closed

C Either A. or B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Open

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Thermal wells used in temperature measurements should have __________________?

Pressure of 0.0001 absolute psi can be measured by _____________ gauge?

Emf developed by a thermocouple, while measuring a temperature of 600°C is about 5.5 mV. The type of thermocouple used is_______________?

Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion ?

Which of the following is not a mechanical pressure sensing element ?

The temperature of tempering oil baths maintained at 400°C during heat treatment of steel is measured by a/an _____________ thermocouple?

Thermal conductivity cell is the primary element of a/an _____________ analyser?

The deflection of the free end of the bimetallic strips in a bimetallic thermometer with temperature is nearly__________________?

For an input forcing function, X(t) = 2t2, the Laplace transform of this function is________________?

Bode stability method uses ____________ loop transfer function?