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° 45° 180° 90° 0° 45° 180° 90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For increased speed of response of an expansion pressure spring thermometer, the thermometer bulb should have a Large area but small mass High thermal conductivity Small specific heat All of these Large area but small mass High thermal conductivity Small specific heat All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the dynamic error in a critically damped second order instrument for a ramp input (AT)? 1.5 AT 2 AT 0.5 AT √AT 1.5 AT 2 AT 0.5 AT √AT ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of __________ can not be measured by an optical or radiation pyrometer. Hot blast (air) from stoves Rotary limestone calcination kiln Molten slag flowing out of blast furnace Combustion space in boilers Hot blast (air) from stoves Rotary limestone calcination kiln Molten slag flowing out of blast furnace Combustion space in boilers ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a shell and tube heat exchanger, the flow rate of heating/cooling fluid is the __________ variable. Controlled Load Manipulated None of these Controlled Load Manipulated None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Volumetric expansion is the working principle of the __________ thermometers. Vapor pressure Constant volume gas Bimetallic Mercury in glass Vapor pressure Constant volume gas Bimetallic Mercury in glass ANSWER DOWNLOAD EXAMIANS APP
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