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 Chromel-alumel thermocouple Optical pyrometer Either B or C Radiation pyrometer Chromel-alumel thermocouple Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pressure of 0.01 psi (absolute) can be measured by __________ gauge. Ionisation Mcloid Pirani None of these Ionisation Mcloid Pirani None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When the damping co-efficient (ξ) is unity, the system is Highly fluctuating Critically damped Overdamped Underdamped Highly fluctuating Critically damped Overdamped Underdamped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a 'contact' pyrometer? Optical pyrometer Radiation pyrometer Resistance pyrometer Infra red pyrometer Optical pyrometer Radiation pyrometer Resistance pyrometer Infra red pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of __________ can not be measured by an optical or radiation pyrometer. Molten slag flowing out of blast furnace Hot blast (air) from stoves Rotary limestone calcination kiln Combustion space in boilers Molten slag flowing out of blast furnace Hot blast (air) from stoves Rotary limestone calcination kiln Combustion space in boilers ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The temperature range for which copper resistance thermometer can be used is __________ °C -200 to 150 500 to 900 0 to 150 350 to 750 -200 to 150 500 to 900 0 to 150 350 to 750 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS