Process Control and Instrumentation High temperature of around 2000°C of incandescent gas mantles is measured by a/an Optical pyrometer Specially designed thermocouple None of these Here Radiation pyrometer Optical pyrometer Specially designed thermocouple None of these Here Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Degree to which an instrument indicates the changes in measured variable without dynamic error is called its Speed of response Static characteristics Reproducibility Fidielity Speed of response Static characteristics Reproducibility Fidielity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a desirable characteristic of an instrument? Poor reproducibility High drift High fidelity High measuring lag Poor reproducibility High drift High fidelity High measuring lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following instruments is not used for measuring sub-zero (<0°) temperatures? Radiation pyrometer Mercury in glass thermometer Vapor pressure thermometer Platinum resistance thermometer Radiation pyrometer Mercury in glass thermometer Vapor pressure thermometer Platinum resistance thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Specific conductance is defined as the reciprocal of resistance in ohms of 1c.c. of liquid at a specified temperature. Its value for distilled water is about __________ micro mho/cm³. 50 100 1 10 50 100 1 10 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Time constant is the Time taken by the controlled variable to reach 63.2% of its full change Same as dead time Time required by the measured variable to reach 63.2% of its ultimate change Same as transportation lag Time taken by the controlled variable to reach 63.2% of its full change Same as dead time Time required by the measured variable to reach 63.2% of its ultimate change Same as transportation lag ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS