Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Radiation pyrometer Platinum resistance thermometer Thermocouple Photo-electric pyrometer Radiation pyrometer Platinum resistance thermometer Thermocouple Photo-electric pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Minute depression of freezing point of a liquid solvent on addition of a solid solute can be best measured by a Bimetallic thermometer Mercury thermometer Dilatometer Beckman thermometer Bimetallic thermometer Mercury thermometer Dilatometer Beckman thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mass spectrometer is used for the composition analysis of Solids Isotopes None of these Alloys Solids Isotopes None of these Alloys ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The time constant of a unity gain, first order plus time delay process is 5 min. If the phase lag at a frequency of 0.2 rad/min is 60°, then the dead time (in minutes) is π/6 π/12 π/3 5π/12 π/6 π/12 π/3 5π/12 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A first order system with a time constant of 1 min is subjected to frequency response analysis. At an input frequency of 1 radian/min, the phase shift is -90° -45° 45° -180° -90° -45° 45° -180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of __________ can not be measured by an optical or radiation pyrometer. Combustion space in boilers 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 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS