Process Control and Instrumentation An emf of the order of mV is generated when two solutions of different hydrogen ion concentration are separated by a thin glass wall. This is the working principle of a Polarograph Chromatograph Polarimeter PH meter Polarograph Chromatograph Polarimeter PH meter 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 second order system A first order time lag Dead time system A first order system A second order system A first order time lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. Stable Unstable Critically damped None of these Stable Unstable Critically damped None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage pressure transducers are used to measure __________ pressures. Neither A nor B Absolute as well as differential Both A & B Here Gage as well as vacuum Neither A nor B Absolute as well as differential Both A & B Here Gage as well as vacuum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pressure of 0.0001 absolute psi can be measured by __________ gauge None of these Thermocouple Mcloid Pirani None of these Thermocouple Mcloid Pirani ANSWER DOWNLOAD EXAMIANS APP