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 A bolometer is An element which senses optical input and delivers thermal output Both A & B Here Used for the measurement of thermal radiation Neither A nor B Here An element which senses optical input and delivers thermal output Both A & B Here Used for the measurement of thermal radiation Neither A nor B Here ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. Critically damped None of these Unstable Stable Critically damped None of these Unstable Stable ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury manometer (U-tube type) exemplifies a __________ order system. Second Third First Zero Second Third First Zero ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mcleoid gauge is used to measure the Pressure Point velocity Vacuum Flow rate Pressure Point velocity Vacuum Flow rate ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation To increase the speed of response of a pressure spring liquid or gas expansion thermometer, the clearance space between the thermometer bulb and the thermal well should not be filled with Oil A metal powder or graphite Air Mercury Oil A metal powder or graphite Air Mercury ANSWER DOWNLOAD EXAMIANS APP
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