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° -180° 45° -45° -90° -180° 45° -45° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Mercury thermometer Bimetallic thermometer Radiation pyrometer Thermocouple Mercury thermometer Bimetallic thermometer Radiation pyrometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bolometer is Both A & B Here An element which senses optical input and delivers thermal output Neither A nor B Here Used for the measurement of thermal radiation Both A & B Here An element which senses optical input and delivers thermal output Neither A nor B Here Used for the measurement of thermal radiation ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid flow rate in an open channel can not be measured by a/an Orifice meter V-notch Rectangular weir Cipolletti weir Orifice meter V-notch Rectangular weir Cipolletti weir ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation According to Bode stability criterian, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is 0° 180° 45° 90° 0° 180° 45° 90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which is the most suitable instrument for measuring pressure below 3 microns? Ionisation gauge Alphatron Mcleoid gauge Bourdon guage Ionisation gauge Alphatron Mcleoid gauge Bourdon guage ANSWER DOWNLOAD EXAMIANS APP
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