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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.

Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the ________________?

A Mercury in glass thermometer

B Optical pyrometer

C Iron-constantan thermocouple

D Alcohol filled thermometer

Review Detailed Answer

Correct Answer: Optical pyrometer

Which of the following is a desirable characteristic of an instrument ?

A High drift

B High fidelity

C High measuring lag

D Poor reproducibility

Review Detailed Answer

Correct Answer: High fidelity

Working principle of radiation pyrometer is based on the ________________?

A Wien’s law

B Kirchoff’s law

C Stefan-Boltzmann law

D Seebeck effect

Review Detailed Answer

Correct Answer: Stefan-Boltzmann law

The response of two tanks of same size and resistance in series is __________________?

A Under damped

B Critically damped

C Over damped

D None of the above

Review Detailed Answer

Correct Answer: Critically damped

Which of the systems having following transfer functions is stable ?

A 1/(s2 + 2)

B 1/(s2 – 2s + 3)

C 1/(s2 + 2s + 2)

D exp (-20s)/(s2 + 2s – 1)

Review Detailed Answer

Correct Answer: 1/(s2 + 2s + 2)

Emission spectroscopy is used for__________________?

A Solids and metal analysis

B Determining water purity

C Determination of CO2 in gases

D NOx determination

Review Detailed Answer

Correct Answer: Solids and metal analysis

Starting temperature of optical radiation pyrometer is ______________ °C?

A 800

B 400

C 1200

D 1500

Review Detailed Answer

Correct Answer: 800

Strain gage pressure transducers are used to measure _____________ pressures?

A Gage as well as vacuum

B Absolute as well as differential

C Both A. and B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Both A. and B.

The root locus method, a pole of a transfer function G(s) is the value of s for which G(s) approaches ___________________?

A -1

B 0

C 1

D ∞

Review Detailed Answer

Correct Answer: ∞

A mercury barometer measures the _____________ pressure?

A Atmospheric

B Gauge

C Vacuum

D Absolute

Review Detailed Answer

Correct Answer: Atmospheric

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the ________________?

Which of the following is a desirable characteristic of an instrument ?

Working principle of radiation pyrometer is based on the ________________?

The response of two tanks of same size and resistance in series is __________________?

Which of the systems having following transfer functions is stable ?

Emission spectroscopy is used for__________________?

Starting temperature of optical radiation pyrometer is ______________ °C?

Strain gage pressure transducers are used to measure _____________ pressures?

The root locus method, a pole of a transfer function G(s) is the value of s for which G(s) approaches ___________________?

A mercury barometer measures the _____________ pressure?