A. Low loads
B. Temperature changes
C. Flow rate changes
D. None of these
Related Mcqs:
- Stabilising time for the controllers is the time required for the response to reach _____________ percent of its ultimate value?
A. 63.2
B. 87.5
C. 95
D. 100 - Positioning controllers are used for _______________?
A. Low loads
B. Temperature changes
C. High loads
D. Flow rate changes - Process degree of freedom indicates _______________ number of controllers to be used?
A. The maximum
B. The minimum
C. Both maximum and the minimum
D. Nothing about the - Which of the following controllers has the least maximum deviation ?
A. P-controller
B. P-I controller
C. P-I-D controller
D. P-D controller - Which of the following controllers has maximum offset ?
A. P-controller
B. P-I controller
C. P-D controller
D. P-I-D controller - Out of the following thermocouple wire insulating material, the highest temperature rating is for________________?
A. Teflon
B. Ceramic fibre
C. Asbestos
D. Fibre glass - 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. - Which of the following is never used as an element of industrial resistance thermometer ?
A. Lead
B. Nickel
C. Copper
D. 30% iron + 70% nickel - Nichol’s chart deals with __________________?
A. A.R. vs. phase lag of first order
B. A.R. vs. phase lag of second order
C. Closed loop values vs. open loop values
D. Frequency response values of controllers - Bode stability method uses ____________ loop transfer function?
A. Open
B. Closed
C. Either A. or B.
D. Neither A. nor B.
