Process Control and Instrumentation Temperature of molten pig iron (1450°C) and molten slag (1500°C) flowing out of a blast furnace is measured by a/an Either B or C Radiation pyrometer Optical pyrometer Chromel-alumel thermocouple Either B or C Radiation pyrometer Optical pyrometer Chromel-alumel thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Process degree of freedom indicates __________ number of controllers to be used. Nothing about the The minimum Both maximum and the minimum The maximum Nothing about the The minimum Both maximum and the minimum The maximum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Select the correct statement from the following. The phase lag of a pure time delay system decreases with increasing frequency The amplitude ratio of a pure time delay system increases with frequency The frequency response of a pure capacity process is unbounded The amplitude ratio of a pure capacity process is inversely proportional to frequency The phase lag of a pure time delay system decreases with increasing frequency The amplitude ratio of a pure time delay system increases with frequency The frequency response of a pure capacity process is unbounded The amplitude ratio of a pure capacity process is inversely proportional to frequency ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ type of element is normally not used in the bimetallic thermometers. Bourdon tube Multiple helix Single helix Flat spiral Bourdon tube Multiple helix Single helix Flat spiral ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Turbine flow meters are suitable for Cryogenic flow measurements Aerospace and in air borne applications Both B and C Very limited flow ranges Cryogenic flow measurements Aerospace and in air borne applications Both B and C Very limited flow ranges ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf generated in a thermocouple depends on the temperature Of hot junction only Difference between hot and cold junctions Of cold junction only Difference between cold junction and atmospheric temperature Of hot junction only Difference between hot and cold junctions Of cold junction only Difference between cold junction and atmospheric temperature ANSWER DOWNLOAD EXAMIANS APP
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