Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is Platinum-platinum+rhyodium Iron-constantan Chromel-alumel Platinum-rhodium Platinum-platinum+rhyodium Iron-constantan Chromel-alumel Platinum-rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Gas chromatography is used for the measurement of Flow rate Temperature Pressure Concentration Flow rate Temperature Pressure Concentration ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following controllers has the least maximum deviation? P-D controller P-controller P-I controller P-I-D controller P-D controller P-controller P-I controller P-I-D controller 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 No change Decrease Exponential decrease Increase No change Decrease Exponential decrease ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is incapable of measuring sub-zero (i.e., < 0°C) temperature? Chromel-alumel Platinum-platinum + rhodium Iron-constantan Copper-constantan Chromel-alumel Platinum-platinum + rhodium Iron-constantan Copper-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a second order instrument? Pressure gauge with one bellow, two tubes and a tank None of these Bare mercury in glass thermometer Mercury in glass thermometer with covering Pressure gauge with one bellow, two tubes and a tank None of these Bare mercury in glass thermometer Mercury in glass thermometer with covering ANSWER DOWNLOAD EXAMIANS APP
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