Process Control and Instrumentation Pick out the one which is a first order instrument. Bare vapor pressure thermometer Mercury in glass thermometer (without any covering or air gap) Bare metallic thermometer All of these Bare vapor pressure thermometer Mercury in glass thermometer (without any covering or air gap) Bare metallic thermometer All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For measuring the temperature of a red hot furnace, which is the most suitable instrument? Optical pyrometer Platinum resistance thermometer Thermocouple Bimetallic thermometer Optical pyrometer Platinum resistance thermometer Thermocouple Bimetallic thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The frequency at which maximum amplitude ratio is attained is called the __________ frequency. Resonant Corner Cross-over Natural Resonant Corner Cross-over Natural ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In Bode plot, A.R. vs. w is plotted on a/an __________ graph paper. Log-lag Semi-log Ordinary Triangular Log-lag Semi-log Ordinary Triangular ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells used in temperature measurements should have Very thick walls Polished surface High transmissivity of radiation Low emissivity Very thick walls Polished surface High transmissivity of radiation Low emissivity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Meleoid gauge measures the __________ pressure. Positive Sub-atmospheric Very high Atmospheric Positive Sub-atmospheric Very high Atmospheric ANSWER DOWNLOAD EXAMIANS APP