Process Control and Instrumentation An amplitude ratio of 0.1 corresponds to __________ decibels. 10 -10 20 -20 10 -10 20 -20 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. Manipulated Load None of these Controlled Manipulated Load None of these Controlled ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents Dead time system A first order system A first order time lag A second order system Dead time system A first order system A first order time lag A second order system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Reference points i.e., ice point and steam point in Reaumer temperature scale are respectively 0° & 80° - 273° & 80° 32° & 80° 32° & 460° 0° & 80° - 273° & 80° 32° & 80° 32° & 460° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The temperature of tempering oil baths maintained at 400°C during heat treatment of steel is measured by a/an __________ thermocouple. Chromel-alumel Platinum-platinum/rhodium Iron-constantan None of these Chromel-alumel Platinum-platinum/rhodium Iron-constantan None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dilute wine was used as a thermometric liquid initially to develop temperature scale. First emperical temperature scale developed was the __________ scale. Kelvin Reaumer Fahrenheit Centigrade Kelvin Reaumer Fahrenheit Centigrade ANSWER DOWNLOAD EXAMIANS APP
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