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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.

Mercury thermometer can be used to measure the temperature upto ____________ °C?

A 100

B 250

C 350

D 750

Review Detailed Answer

Correct Answer: 350

Nitrogen gas constant volume thermometer is suitable for measuring a temperature of _____________ °C?

A 0-100

B < 0

C > 100

D > 50

Review Detailed Answer

Correct Answer: > 100

In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is_____________?

A G/(1 + H)

B H/(1 + G)

C G/H

D H/G

Review Detailed Answer

Correct Answer: H/(1 + G)

On-off control which is a special case of proportional control, has a band width of about _____________ percent?

A 100

B 75

C 25

D 0

Review Detailed Answer

Correct Answer: 0

A non-linear system will have _____________ steady state values?

A One

B More than one

C Two

D Three

Review Detailed Answer

Correct Answer: More than one

Mcleod gauge is used to measure the __________________?

A Point velocity

B Flow rate

C Vacuum

D Pressure

Review Detailed Answer

Correct Answer: Vacuum

Change of angle of refraction with composition comprises the working principle of a___________________?

A Polarimeter

B Polarograph

C Spectrometer

D Refractometer

Review Detailed Answer

Correct Answer: Refractometer

Routh test_________________?

A Criterion provides information about the actual location of roots

B Cannot be used to test the stability of a control system containing transportation lag

C Criterion is not applicable to systems with polynomial characteristic equation

D Cannot determine as to how many roots of the characteristics equation have positive real roots

Review Detailed Answer

Correct Answer: Cannot be used to test the stability of a control system containing transportation lag

Thermodynamic Celsius scale of temperature measurement is________________?

A Defined on the basis of melting point of ice and evaporation temperature of water vapor

B Defined on the basis of melting point of ice and condensation temperature of water vapor

C Having an interval of 100° between ice point to steam point

D Both B. and C.

Review Detailed Answer

Correct Answer: Both B. and C.

Bourdon gauges are used for measuring pressure (kg/cm2) ?

A < atmospheric

B > 2 (gauge)

C 10 (absolute)

Review Detailed Answer

Correct Answer: > 2 (gauge)

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Mercury thermometer can be used to measure the temperature upto ____________ °C?

Nitrogen gas constant volume thermometer is suitable for measuring a temperature of _____________ °C?

In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is_____________?

On-off control which is a special case of proportional control, has a band width of about _____________ percent?

A non-linear system will have _____________ steady state values?

Mcleod gauge is used to measure the __________________?

Change of angle of refraction with composition comprises the working principle of a___________________?

Routh test_________________?

Thermodynamic Celsius scale of temperature measurement is________________?

Bourdon gauges are used for measuring pressure (kg/cm2) ?