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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.

What is the Laplace transform of impulse input having magnitude „X‟ ?

A X

B X2

C 1/X

D 1

Review Detailed Answer

Correct Answer: 1

An aneroid barometer measures the _____________ pressure?

A Atmospheric

B Absolute

C Vacuum

D Gage

Review Detailed Answer

Correct Answer: Absolute

The unit of ‘time constant’ of a system is the same as that of___________________?

A Velocity

B Time

C (Time)-1

D None of these

Review Detailed Answer

Correct Answer: Time

____________ stability method uses open loop transfer function?

A Nyquist

B Mikhailov

C Ruth

D None of these

Review Detailed Answer

Correct Answer: Nyquist

Which of the following is not a differential pressure flow meter ?

A Rotameter

B Flow nozzle

C Orificemeter

D Venturimeter

Review Detailed Answer

Correct Answer: Rotameter

Resistance of a gas in a vessel is given by (where, P = pressure, V = volume of the vessel, n = no. of moles of the gas, R = gas constant) ?

A V/nRT

B nRT/V

C nRT/P

D P/nRT

Review Detailed Answer

Correct Answer: V/nRT

Degree to which an instrument indicates the changes in measured variable without dynamic error is called its ___________________?

A Speed of response

B Reproducibility

C Fidelity

D Static characteristics

Review Detailed Answer

Correct Answer: Fidelity

Temperature measurement by optical pyrometer is done above ____________ point, which is 1063°C ?

A Antimony

B Gold

C Silver

D Nickel

Review Detailed Answer

Correct Answer: Gold

Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere ?

A Platinum-platinum + rhodium

B Iron-constantan

C Copper-constantan

D Chromel-alumel

Review Detailed Answer

Correct Answer: Platinum-platinum + rhodium

In an exothermic chemical reactor, the manipulated variable is the flow rate of_______________?

A Coolant

B Reactants

C Product

D None of these

Review Detailed Answer

Correct Answer: Coolant

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

What is the Laplace transform of impulse input having magnitude „X‟ ?

An aneroid barometer measures the _____________ pressure?

The unit of ‘time constant’ of a system is the same as that of___________________?

____________ stability method uses open loop transfer function?

Which of the following is not a differential pressure flow meter ?

Resistance of a gas in a vessel is given by (where, P = pressure, V = volume of the vessel, n = no. of moles of the gas, R = gas constant) ?

Degree to which an instrument indicates the changes in measured variable without dynamic error is called its ___________________?

Temperature measurement by optical pyrometer is done above ____________ point, which is 1063°C ?

Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere ?

In an exothermic chemical reactor, the manipulated variable is the flow rate of_______________?