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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.

In a shell and tube heat exchanger, the outlet temperature of heating/cooling fluid is the _____________ variable?

A Load

B Manipulated

C Controlled

D None of these

Review Detailed Answer

Correct Answer: Controlled

Continuous measurement of specific gravity of a liquid is done by __________________?

A Hydrometer

B Contact-type electric indicators

C Displacement meter

D Both A. and C.

Review Detailed Answer

Correct Answer: Both A. and C.

Which of the following is not classified as a thermo electric pyrometer ?

A Resistance thermometer

B Thermocouple

C Optical pyrometer (disappearing filament type)

D Radiation pyrometer

Review Detailed Answer

Correct Answer: Optical pyrometer (disappearing filament type)

If response of a control system is to be free of offset and oscillation, the most suitable controller is_________________?

A Proportional controller

B Proportional-derivative (PD) controller

C Proportional-integral (PI) controller

D Proportional integral-derivative (PID) controller

Review Detailed Answer

Correct Answer: Proportional integral-derivative (PID) controller

For two non-interacting first order systems connected in series, the overall transfer function is the ______________ of the individual transfer functions?

A Product

B Ratio

C Sum

D Difference

Review Detailed Answer

Correct Answer: Product

Which of the following thermocouples is capable of measuring a temperature of -50°C ?

A Platinum-platinum + rhodium

B Chromel-Alumel

C Iron-constantan

D Copper-constantan

Review Detailed Answer

Correct Answer: Platinum-platinum + rhodium

Reference points i.e., ice point and steam point in Reaumer temperature scale are respectively_________________?

A – 273° & 80°

B 0° & 80°

C 32° & 460°

D 32° & 80°

Review Detailed Answer

Correct Answer: 0° & 80°

Non-metallic diaphragm used as pressure sensor in instruments is generally made of__________________?

A Teflon

B Synthetic rubber

C Bakelite

D Thick paper

Review Detailed Answer

Correct Answer: Synthetic rubber

In second order underdamped system ?

A Decay ratio = overshoot

B Decay ratio = (overshoot)2

C Overshoot increases for increasing damping co-efficient

D Large damping co-efficient means smaller damping

Review Detailed Answer

Correct Answer: Decay ratio = (overshoot)2

Bimetal strips are not used in________________?

A Bimetallic thermometers

B Thermocouples

C Thermostats

D Relays for opening & closing of electrical circuits

Review Detailed Answer

Correct Answer: Thermocouples

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

In a shell and tube heat exchanger, the outlet temperature of heating/cooling fluid is the _____________ variable?

Continuous measurement of specific gravity of a liquid is done by __________________?

Which of the following is not classified as a thermo electric pyrometer ?

If response of a control system is to be free of offset and oscillation, the most suitable controller is_________________?

For two non-interacting first order systems connected in series, the overall transfer function is the ______________ of the individual transfer functions?

Which of the following thermocouples is capable of measuring a temperature of -50°C ?

Reference points i.e., ice point and steam point in Reaumer temperature scale are respectively_________________?

Non-metallic diaphragm used as pressure sensor in instruments is generally made of__________________?

In second order underdamped system ?

Bimetal strips are not used in________________?