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 Gain margin is equal to the Gain in P controller Reciprocal of amplitude ratio Amplitude ratio Gain in P-I controller Gain in P controller Reciprocal of amplitude ratio Amplitude ratio Gain in P-I controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An amplitude ratio of 0.1 corresponds to __________ decibels. -10 20 -20 10 -10 20 -20 10 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Radiation pyrometer Photo-electric pyrometer Thermocouple Platinum resistance thermometer Radiation pyrometer Photo-electric pyrometer Thermocouple Platinum resistance thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is incapable of measuring sub-zero (i.e., < 0°C) temperature? Copper-constantan Chromel-alumel Iron-constantan Platinum-platinum + rhodium Copper-constantan Chromel-alumel Iron-constantan Platinum-platinum + rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An aneroid barometer measures the __________ pressure. Gage Atmospheric Vacuum Absolute Gage Atmospheric Vacuum Absolute ANSWER DOWNLOAD EXAMIANS APP
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