Process Control and Instrumentation The amplitude ratio for the sinusoidal response of a __________ is 1. None of these Second order system First order system Transportation lag None of these Second order system First order system Transportation lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature measurement range of iron-constantan thermocouple is 0 to 870°C. It can be used to measure sub zero temperature, because at lower temperature Rusting of iron takes place Embrittlement of iron occurs Emf produced is very low of the order of microvolt Both B and C Here Rusting of iron takes place Embrittlement of iron occurs Emf produced is very low of the order of microvolt Both B and C Here ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following temperature measuring instruments need not touch the object whose temperature is being measured? Filled system thermometer Thermo electric pyrometer Mercury in glass thermometer Radiation/infrared pyrometer Filled system thermometer Thermo electric pyrometer Mercury in glass thermometer Radiation/infrared pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Gain margin is equal to the Gain in P controller Reciprocal of amplitude ratio Amplitude ratio Gain in P-I controller Gain in P controller Reciprocal of amplitude ratio Amplitude ratio Gain in P-I controller 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 Chromatograph PH meter Polarograph Polarimeter Chromatograph PH meter Polarograph Polarimeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the normal percentage of rhodium in platinum + rhodium element used in the thermocouple? 29 3 13 0.1 29 3 13 0.1 ANSWER DOWNLOAD EXAMIANS APP
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