Process Control and Instrumentation Which of the following is an undesirable dynamic characteristic of an instrument? Dead zone Static error Time lag Reproducibility Dead zone Static error Time lag Reproducibility ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Psychrometer determines the Humidity of gases Moisture content of solids Hygroscopic nature of solids Water of crystallisation Humidity of gases Moisture content of solids Hygroscopic nature of solids Water of crystallisation ANSWER DOWNLOAD EXAMIANS APP
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-rhodium Chromel-alumel Platinum-platinum+rhyodium Iron-constantan Platinum-rhodium Chromel-alumel Platinum-platinum+rhyodium Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the least temperature measurement range? Iron-constantan Chromel-alumel Platinum-platinum/rhodium Copper-constantan Iron-constantan Chromel-alumel Platinum-platinum/rhodium Copper-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the Mercury in glass thermometer Iron-constantan thermocouple Alcohol filled thermometer Optical pyrometer Mercury in glass thermometer Iron-constantan thermocouple Alcohol filled thermometer Optical pyrometer 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
EXAMIANS