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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.

A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same_________________?

A Temperature measuring range (- 40°C to 450°C)

B Accuracy (± 1% of span)

C Speed of response

D All a, b & c

Review Detailed Answer

Correct Answer: All a, b & c

Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an _____________ pyrometer?

A Radiation

B Optical

C Photoelectric

D None of these

Review Detailed Answer

Correct Answer: Photoelectric

Positioning controllers are used for _______________?

A Low loads

B Temperature changes

C High loads

D Flow rate changes

Review Detailed Answer

Correct Answer: High loads

Reset rate is the another term used for ____________ time?

A Dead

B Integral

C Derivative

D None of these

Review Detailed Answer

Correct Answer: Integral

In a shell and tube heat exchanger, the flow rate of heating/cooling fluid is the ______________ variable?

A Load

B Controlled

C Manipulated

D None of these

Review Detailed Answer

Correct Answer: Manipulated

The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter D. and shape & number of corrugations. Its deflection is proportional to_______________?

A d

B d2

C d3

D d4

Review Detailed Answer

Correct Answer: d

Nichol’s chart deals with __________________?

A A.R. vs. phase lag of first order

B A.R. vs. phase lag of second order

C Closed loop values vs. open loop values

D Frequency response values of controllers

Review Detailed Answer

Correct Answer: Closed loop values vs. open loop values

Configuration of Bourdon spring tube is never made of _____________ shape?

A Circular

B Semi-circular

C Helical

D Spiral

Review Detailed Answer

Correct Answer: Circular

Which of the following is not a variable area flow meter ?

A Piston type meter

B Rotameter

C Magnetic flow meter

D Orifice and tapered plug meter

Review Detailed Answer

Correct Answer: Magnetic flow meter

The offset introduced by proportional controller with gain Kc in response of first order system can be reduced by ____________________?

A Reducing value of Kc

B Introducing integral control

C Introducing derivative control

D None of the above

Review Detailed Answer

Correct Answer: Introducing integral control

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same_________________?

Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an _____________ pyrometer?

Positioning controllers are used for _______________?

Reset rate is the another term used for ____________ time?

In a shell and tube heat exchanger, the flow rate of heating/cooling fluid is the ______________ variable?

The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter D. and shape & number of corrugations. Its deflection is proportional to_______________?

Nichol’s chart deals with __________________?

Configuration of Bourdon spring tube is never made of _____________ shape?

Which of the following is not a variable area flow meter ?

The offset introduced by proportional controller with gain Kc in response of first order system can be reduced by ____________________?