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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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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.

All Topics  9594

Measurement of pressure in ammonia reactor is done by __________________?
A Bourdon gauge
B U-tube manometer
C Inclined tube manometer
D Pirani gauge
Correct Answer: Bourdon gauge
Composition of alloys can be determined by _________________?
A Polarograph
B Chromatograph
C Refractometer
D None of these
Correct Answer: Polarograph
The inverse Laplace transform of the function f(S) = 1/S (1 + S) is_________________?
A 1 + et
B 1 – et
C 1 + e-t
D 1 – e-t
Correct Answer: 1 – e-t
A sinusoidal variation in the input passing through a linear first order system _________________?
A Becomes more oscillatory (frequency increases)
B Becomes less oscillatory (frequency decreases)
C Gets amplified (magnitude increases)
D Gets attenuated (magnitude decreases)
Correct Answer: Gets attenuated (magnitude decreases)
A barometer measures the _____________ pressure?
A Absolute
B Gauge
C Absolute as well as gauge
D dynamic
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
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
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)
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
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.
Correct Answer: Outlet flow rate
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