Process Control and Instrumentation If response of a control system is to be free of offset and oscillation, the most suitable controller is Proportional-integral (PI) controller Proportional-derivative(PD)controller Proportional integral-derivative (PID) controller Proportional controller Proportional-integral (PI) controller Proportional-derivative(PD)controller Proportional integral-derivative (PID) controller Proportional controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity cell is the primary element of a/an __________ analyser. Carbon dioxide Oxygen Sulphur dioxide Carbon monoxide Carbon dioxide Oxygen Sulphur dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistors are used in __________ devices. Voltage measuring Temperature measuring Both B & C Temperature compensating Voltage measuring Temperature measuring Both B & C Temperature compensating ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An aneroid barometer measures the __________ pressure. Gage Vacuum Absolute Atmospheric Gage Vacuum Absolute Atmospheric ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In second order underdamped system, Decay ratio = (overshoot)² Large damping co-efficient means smaller damping Overshoot increases for increasing damping co-efficient Decay ratio = overshoot Decay ratio = (overshoot)² Large damping co-efficient means smaller damping Overshoot increases for increasing damping co-efficient Decay ratio = overshoot 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
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