Process Control and Instrumentation Temperature of __________ can not be measured by an optical or radiation pyrometer. Molten slag flowing out of blast furnace Rotary limestone calcination kiln Hot blast (air) from stoves Combustion space in boilers Molten slag flowing out of blast furnace Rotary limestone calcination kiln Hot blast (air) from stoves Combustion space in boilers ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following flow-metering instru-ments is an areameter? Pitot tube Hot wire anemometer Rotameter Venturimeter Pitot tube Hot wire anemometer Rotameter Venturimeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a 'contact' pyrometer? Radiation pyrometer Infra red pyrometer Optical pyrometer Resistance pyrometer Radiation pyrometer Infra red pyrometer Optical pyrometer Resistance pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Zirconia probe is used for the measurement of Speed of a submarine Humidity of air % O₂ in flue gas % CO₂ in flue gas Speed of a submarine Humidity of air % O₂ in flue gas % CO₂ in flue gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The time constant of a first order process with resistance R and capacitance C is R + C 1/RC RC R - C R + C 1/RC RC R - C ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the ratio of output amplitude to input amplitude for a sinusoidal forcing function in a first order system? >1 None of these < 1 1 >1 None of these < 1 1 ANSWER DOWNLOAD EXAMIANS APP