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 Chromel-alumel thermocouple Radiation pyrometer Either B or C Optical pyrometer Chromel-alumel thermocouple Radiation pyrometer Either B or C Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Volumetric expansion is the working principle of the __________ thermometers. Vapor pressure Mercury in glass Constant volume gas Bimetallic Vapor pressure Mercury in glass Constant volume gas Bimetallic ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ type of element is normally not used in the bimetallic thermometers. Bourdon tube Flat spiral Single helix Multiple helix Bourdon tube Flat spiral Single helix Multiple helix ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bourdon tube is never made of Phosphor bronze Monel metal Cast iron Stainless steel Phosphor bronze Monel metal Cast iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation thermometer can not measure the temperature Of moving objects at high temperature Of liquid oxygen Of an object without coming in contact with it Inside a pressure vessel Of moving objects at high temperature Of liquid oxygen Of an object without coming in contact with it Inside a pressure vessel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ temperature scale assigns 0° to the 'ice point' and 80° to the 'steam point' Rankine Celcius Reumur Farenhite Rankine Celcius Reumur Farenhite ANSWER DOWNLOAD EXAMIANS APP
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