Process Control & Instrumentation Mcqs for Chemical

Q.  High temperature of around 2000°C of incandescent gas mantles is measured by a/an __________________?

a. Specially designed thermocouple
b. Optical pyrometer
c. Radiation pyrometer
d. None of these


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  ______________ is undesirable in thermocouples used in industries ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which is the most suitable instrument for measuring pressure below 3 microns ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  A magnetic flowmeter is_________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which of the following flow-metering instruments is an areameter ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which of the following controllers has maximum offset ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Working principle of radiation pyrometer is based on the __________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Presence of a small amount of water in the organic systems can be determined by the _____________ method?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The calibration data of a thermocouple with its cold junction at 0°C are given below. The hot junction of the thermocouple is placed in a bath at 80°C, while its cold junction is at 20°C. What is the emf of thermocouple ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The second order system with the transfer function 4/(s2 + 2s + 4) has a damping ratio of ___________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  A mercury thermometer cannot be used to measure the temperature below the freezing point of mercury, which is _____________ °C?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  _______________ thermometer cannot measure sub-zero (< 0° C) temperature ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The function of a transducer is to _______________ ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Routh stability method uses ______________ loop transfer function?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Magnetic flowmeters are generally not used for the velocity/flow measurement of hydrocarbons due to their ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Instrumentation in a plant offers the advantage of_______________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Typical specifications for design stipulates the gain margin and phase margin to be respectively__________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which of the following is an undesirable dynamic characteristic of an instrument ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Phase lag of the frequency response of a second order system to a sinusoidal forcing function______________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  An ideal PID controller has the transfer function [1 + (1/0.55) + 0.25]. The frequency at which the magnitude ratio of the controller is 1, is________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Specific conductance is defined as the reciprocal of resistance in ohms of 1c.c. of liquid at a specified temperature. Its value for distilled water is about ______________ micro mho/cm3?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts