Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents A first order time lag A second order system A first order system Dead time system A first order time lag A second order system A first order system Dead time system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Time constant is the Time required by the measured variable to reach 63.2% of its ultimate change Time taken by the controlled variable to reach 63.2% of its full change Same as dead time Same as transportation lag Time required by the measured variable to reach 63.2% of its ultimate change Time taken by the controlled variable to reach 63.2% of its full change Same as dead time Same as transportation lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pressure of 0.01 psi (absolute) can be measured by __________ gauge. Ionisation Mcloid None of these Pirani Ionisation Mcloid None of these Pirani ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Range of hydrogen gas constant volume themometer is __________ °C. 100 - 500 -10 to 20 0 to 100 400 - 1000 100 - 500 -10 to 20 0 to 100 400 - 1000 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is Iron-constantan Platinum-rhodium Platinum-platinum+rhyodium Chromel-alumel Iron-constantan Platinum-rhodium Platinum-platinum+rhyodium Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An amplitude ratio of 0.1 corresponds to __________ decibels. -10 -20 20 10 -10 -20 20 10 ANSWER DOWNLOAD EXAMIANS APP