Process Control and Instrumentation Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C. 0.0001 0.01 0.001 0.1 0.0001 0.01 0.001 0.1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells used in temperature measurements should have Low emissivity Very thick walls Polished surface High transmissivity of radiation Low emissivity Very thick walls Polished surface High transmissivity of radiation ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistors are made of Ultra pure metals Iron-copper alloys Metal oxides Nickel-chromium alloys Ultra pure metals Iron-copper alloys Metal oxides Nickel-chromium alloys ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pressure of 0.0001 absolute psi can be measured by __________ gauge None of these Thermocouple Pirani Mcloid None of these Thermocouple Pirani Mcloid ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate through an orifice is __________ the pressure differential. Proportional to the square root of Proportional to Inversely proportional to the square of Inversely proportional to the square root of Proportional to the square root of Proportional to Inversely proportional to the square of Inversely proportional to the square root of ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a process is 1/(16s² + 8s + 4). If a step change is introduced into the system, then the response will be Under damped None of these Over damped Critically damped Under damped None of these Over damped Critically damped ANSWER DOWNLOAD EXAMIANS APP