Process Control and Instrumentation With increase in temperature, the electrical conductivity of the platinum used in the resistance thermometer Remains constant Decreases Increases Increases exponentially Remains constant Decreases Increases Increases exponentially ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by Increasing the diameter of the tube Using steel tube in place of glass tube Accounting for the tube expansion Filling nitrogen under pressure in the stem Increasing the diameter of the tube Using steel tube in place of glass tube Accounting for the tube expansion Filling nitrogen under pressure in the stem ANSWER DOWNLOAD EXAMIANS APP
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 Polarimeter Polarograph PH meter Chromatograph Polarimeter Polarograph PH meter Chromatograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents A second order system A first order system A first order time lag Dead time system A second order system A first order system A first order time lag Dead time system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. Critically damped Stable None of these Unstable Critically damped Stable None of these Unstable ANSWER DOWNLOAD EXAMIANS APP
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