CuriousTab
Search
CuriousTab
Home
Aptitude
Computer
C Programming
C# Programming
C++ Programming
Database
Java Programming
Networking
Engineering
Biochemical Engineering
Biochemistry
Biotechnology
Chemical Engineering
Civil Engineering
Computer Science
Digital Electronics
Electrical Engineering
Electronics
Electronics and Communication Engineering
Mechanical Engineering
Microbiology
Technical Drawing
GK
Current Affairs
General Knowledge
Reasoning
Data Interpretation
Logical Reasoning
Non Verbal Reasoning
Verbal Ability
Verbal Reasoning
Exams
AIEEE
Bank Exams
CAT
GATE
IIT JEE
TOEFL
Jobs
Analyst
Bank PO
Database Administrator
IT Trainer
Network Engineer
Project Manager
Software Architect
Discussion
Home
‣
Chemical Engineering
‣
Process Control and Instrumentation
Comments
Question
The thermal emf-temperature relationship of most thermocouples is
Options
A. linear
B. parabolic
C. exponential
D. square root
Correct Answer
parabolic
Process Control and Instrumentation problems
Search Results
1. Change of angle of refraction with composition comprises the working principle of a
Options
A. polarimeter
B. polarograph
C. spectrometer
D. refractrometer
Show Answer
Scratch Pad
Discuss
Correct Answer: refractrometer
2. Find the Laplace transform of the following input function shown in figure.
Options
A.
B.
C.
D.
Show Answer
Scratch Pad
Discuss
Correct Answer:
3. A first order system with unity gain and time constant ? is subjected to a sinusoidal input of frequency
w
= 1/?. The amplitude ratio for this system is
Options
A. 1
B. 0.5
C. 1/
2
D. 0.25
Show Answer
Scratch Pad
Discuss
Correct Answer: 1/
2
4. For the time domain function
f
(
t
) =
t
, the Laplace transform of
is given by
Options
A. 1/2
S
3
B. 2/
S
3
C. 1/
S
3
D. 2/
S
2
Show Answer
Scratch Pad
Discuss
Correct Answer: 1/
S
3
5. The frequency at which maximum amplitude ratio is attained is called the __________ frequency.
Options
A. corner
B. resonant
C. cross-over
D. natural
Show Answer
Scratch Pad
Discuss
Correct Answer: resonant
6. A system with transfer function
is of __________ order.
Options
A. zero
B. 1st
C. 2nd
D. 3rd
Show Answer
Scratch Pad
Discuss
Correct Answer: 1st
7. If response of a control system is to be free of offset and oscillation, the most suitable controller is
Options
A. proportional controller.
B. proportional-derivative(PD)controller.
C. proportional-integral (PI) controller.
D. proportional integral-derivative (PID) controller.
Show Answer
Scratch Pad
Discuss
Correct Answer: proportional integral-derivative (PID) controller.
8. Conversion formula for converting amplitude ratio (
AR
) into decibels is
Options
A. Decibel = 20 log
10
(
AR
)
B. Decibel = 20 log
e
(
AR
)
C. Decibel = 20 log
10
(
AR
)
0.5
D. Decibel = 20 log
e
(
AR
)
0.5
Show Answer
Scratch Pad
Discuss
Correct Answer: Decibel = 20 log
10
(
AR
)
9. Flame photometry is used for the determination of compositional analysis of
Options
A. solids
B. alkali metals
C. natural gas
D. isotopes
Show Answer
Scratch Pad
Discuss
Correct Answer: alkali metals
10. Which of the following is not suitable for measuring the temperature of a red hot object in the range of 800 - 1600°C?
Options
A. Optical pyrometer
B. Radiation pyrometer
C. Photoelectric pyrometer
D. Thermocouples
Show Answer
Scratch Pad
Discuss
Correct Answer: Thermocouples
Comments
There are no comments.
Enter a new Comment
Save
More in Chemical Engineering:
Chemical Engineering Basics
Chemical Engineering Plant Economics
Chemical Engineering Thermodynamics
Chemical Process
Chemical Reaction Engineering
Environmental Engineering
Fertiliser Technology
Fluid Mechanics
Fuels and Combustion
Furnace Technology
Heat Transfer
Mass Transfer
Materials and Construction
Mechanical Operations
Nuclear Power Engineering
Petroleum Refinery Engineering
Polymer Technology
Process Control and Instrumentation
Process Equipment and Plant Design
Refractory Technology
Stoichiometry