Process Control and Instrumentation __________ is undesirable in thermocouples used in industries, Oxidation resistance Non-linear relation of emf to temperature Corrosion resistance Linear relation of emf to temperature Oxidation resistance Non-linear relation of emf to temperature Corrosion resistance Linear relation of emf to temperature ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of natural gas is determined by the Mass spectrometer Haldane apparatus Chromatograph Both B and C Mass spectrometer Haldane apparatus Chromatograph Both B and C ANSWER DOWNLOAD EXAMIANS APP
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 controller Proportional integral-derivative (PID) controller Proportional-derivative(PD)controller Proportional-integral (PI) controller Proportional controller Proportional integral-derivative (PID) controller Proportional-derivative(PD)controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The characteristic equation for the control system with a closed loop transfer function Gā/1 + Gā is given by 1 + Gā = 0. The characteristic equation for the control system Is the same for set point or load changes Depends only upon the open loop transfer function Determines its stability All of these Is the same for set point or load changes Depends only upon the open loop transfer function Determines its stability All of these 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 For increased speed of response of an expansion pressure spring thermometer, the thermometer bulb should have a High thermal conductivity All of these Small specific heat Large area but small mass High thermal conductivity All of these Small specific heat Large area but small mass ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS