Process Control and Instrumentation The unit step response of the transfer function 1/(s² + 2s + 3) Is overdamped Is unstable Has a damped oscillatory characteristics Has a non-zero slope at the origin Is overdamped Is unstable Has a damped oscillatory characteristics Has a non-zero slope at the origin 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 Pressure of 0.0001 absolute psi can be measured by __________ gauge Mcloid None of these Pirani Thermocouple Mcloid None of these Pirani Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When a bare thermocouple is covered by a protective sheath, the response becomes Slower and non-oscillatory Faster and non-oscillatory Faster and oscillatory Slower and oscillatory Slower and non-oscillatory Faster and non-oscillatory Faster and oscillatory Slower and oscillatory ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Photo-electric pyrometer Radiation pyrometer Thermocouple Platinum resistance thermometer Photo-electric pyrometer Radiation pyrometer Thermocouple Platinum resistance thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of __________ is < 1. First order system Second order system Transportation lag None of these First order system Second order system Transportation lag None of these ANSWER DOWNLOAD EXAMIANS APP
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