Process Control and Instrumentation Bourdon gauges are used for measuring pressure (kg/cm² ) < atmospheric < 2 (gauge) > 2 (gauge) > 10 (absolute) < atmospheric < 2 (gauge) > 2 (gauge) > 10 (absolute) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire. Increase Exponential decrease No change Decrease Increase Exponential decrease No change Decrease ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The temperature range for which copper resistance thermometer can be used is __________ °C 0 to 150 500 to 900 350 to 750 -200 to 150 0 to 150 500 to 900 350 to 750 -200 to 150 ANSWER DOWNLOAD EXAMIANS APP
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 Flame photometry is used for the determination of compositional analysis of Solids Natural gas Isotopes Alkali metals Solids Natural gas Isotopes Alkali metals 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
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