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 barometer measures the _____________ pressure?

A Absolute

B Gauge

C Absolute as well as gauge

D dynamic

Review Detailed Answer

Correct Answer: Absolute

A photo electric device in which the resistance of the metal is directly proportional to the light striking on it, is known as photo-conductive cell. Photoelectric transducers are used for the measurement of those parameters, which can be used to produce variation in_______________?

A Light intensity

B Current

C Flux density

D Voltage

Review Detailed Answer

Correct Answer: Light intensity

The frequency response of a first order system, has a phase shift with lower and upper bounds given by________________?

A – ∞, π/2

B -π/2, π/2

C -π/2, 0

D 0, π/2

Review Detailed Answer

Correct Answer: 0, π/2

Which of the following does not figure in the list of seven substances selected for international temperature scale ?

A Ice (F.P) and steam (B.P)

B Oxygen and sulphur (B.P)

C Antimony and silver (F.P)

D Zinc (B.P) and mercury (F.P)

Review Detailed Answer

Correct Answer: Zinc (B.P) and mercury (F.P)

Bode diagram are generated from output response of the system subjected to which of the following input ?

A Impulse

B Step

C Ramp

D Sinusoidal

Review Detailed Answer

Correct Answer: Sinusoidal

In a single tank system, the transfer function of _____________ to inlet flow rate is 1/(TS+1)?

A Outlet flow rate

B Level

C Both A. & B.

D Neither A. nor B.

Review Detailed Answer

Correct Answer: Outlet flow rate

Identify an unbounded input from inputs whose transfer functions are given below______________?

A 1

B 1/S

C 1/S2

D 1/(S2 + 1)

Review Detailed Answer

Correct Answer: 1

The transfer function of a first order system is______________?

A 1/(Ts + 1)

B 1/Ts

C s/(Ts + 1)

D None of these

Review Detailed Answer

Correct Answer: 1/(Ts + 1)

Find the ultimate gain and frequency for a proportional controller in the case of a process having the transfer function Gp(s) = 1/(4s + 1)(2s + 1)(s + 1) ?

A w = 1/√14, Kc = 45/7 √14

B w = √(7/6), Kc = 46/3

C w = 1, Kc = 13

D w = √(7/8), Kc = 45/4

Review Detailed Answer

Correct Answer: w = √(7/6), Kc = 46/3

Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by__________________?

A Filling nitrogen under pressure in the stem

B Increasing the diameter of the tube

C Using steel tube in place of glass tube

D Accounting for the tube expansion

Review Detailed Answer

Correct Answer: Filling nitrogen under pressure in the stem

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

A barometer measures the _____________ pressure?

A photo electric device in which the resistance of the metal is directly proportional to the light striking on it, is known as photo-conductive cell. Photoelectric transducers are used for the measurement of those parameters, which can be used to produce variation in_______________?

The frequency response of a first order system, has a phase shift with lower and upper bounds given by________________?

Which of the following does not figure in the list of seven substances selected for international temperature scale ?

Bode diagram are generated from output response of the system subjected to which of the following input ?

In a single tank system, the transfer function of _____________ to inlet flow rate is 1/(TS+1)?

Identify an unbounded input from inputs whose transfer functions are given below______________?

The transfer function of a first order system is______________?

Find the ultimate gain and frequency for a proportional controller in the case of a process having the transfer function Gp(s) = 1/(4s + 1)(2s + 1)(s + 1) ?

Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by__________________?