Process Control And Instrumentation - Practice Test

(A) Reducing value of K c

(B) Introducing integral control

(C) Introducing derivative control

(D) None of the above

(B) Introducing integral control

(A) Time required for the response of first reach its ultimate value is called the response time

(B) Overshoot (which is a measure of how much the response exceeds the ultimate value) increase with the decrease of damping co-efficient e

(C) Decay ratio (which is the ratio of the sizes of successive peaks) is equal to the reciprocal of overshoot

(D) None of these

(B) Overshoot (which is a measure of how much the response exceeds the ultimate value) increase with the decrease of damping co-efficient e

(A) Thermal conductivity cell

(B) Mass spectrometer

(C) Polarograph

(D) Hot wire anemometer

(D) Hot wire anemometer

(A) Platinum resistance thermometer

(B) Mercury in glass thermometer

(C) Vapor pressure thermometer

(D) Radiation pyrometer

(D) Radiation pyrometer

(A) Isothermal CSTR

(B) Mixer

(C) Non-isothermal CSTR

(D) None of these

(C) Non-isothermal CSTR

Process Control And Instrumentation - Study Mode