Process Control and Instrumentation Bourdon tube is never made of Stainless steel Phosphor bronze Monel metal Cast iron Stainless steel Phosphor bronze Monel metal Cast iron ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of molten pig iron (1450°C) and molten slag (1500°C) flowing out of a blast furnace is measured by a/an Optical pyrometer Radiation pyrometer Chromel-alumel thermocouple Either B or C Optical pyrometer Radiation pyrometer Chromel-alumel thermocouple Either B or C ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of a __________ is 1. First order system Transportation lag None of these Second order system First order system Transportation lag None of these Second order system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate through an orifice is __________ the pressure differential. Proportional to the square root of Proportional to Inversely proportional to the square of Inversely proportional to the square root of Proportional to the square root of Proportional to Inversely proportional to the square of Inversely proportional to the square root of ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of natural gas is determined by the Chromatograph Both B and C Haldane apparatus Mass spectrometer Chromatograph Both B and C Haldane apparatus Mass spectrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For a feed back control system to be stable, the Bode plots of the corresponding open loop transfer function should monotoni-cally decrease Poles of the closed loop transfer function should lie in the left half of the complex plane Roots of the characteristic equation should be real Poles of the closed loop transfer function should lie in the right half of the complex plane Bode plots of the corresponding open loop transfer function should monotoni-cally decrease Poles of the closed loop transfer function should lie in the left half of the complex plane Roots of the characteristic equation should be real Poles of the closed loop transfer function should lie in the right half of the complex plane ANSWER DOWNLOAD EXAMIANS APP