Process Control and Instrumentation The unit step response of the transfer function 1/(s² + 2s + 3) Has a damped oscillatory characteristics Is unstable Has a non-zero slope at the origin Is overdamped Has a damped oscillatory characteristics Is unstable Has a non-zero slope at the origin Is overdamped 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 All of these Small specific heat High thermal conductivity Large area but small mass All of these Small specific heat High thermal conductivity Large area but small mass ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The frequency at which maximum amplitude ratio is attained is called the __________ frequency. Natural Corner Resonant Cross-over Natural Corner Resonant Cross-over 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 Radiation pyrometer Chromel-alumel thermocouple Either B or C Optical pyrometer Radiation pyrometer Chromel-alumel thermocouple Either B or C Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the absorption & evolution of heat at the junctions of a thermocouple to the current flow in the circuit? Joule heating effect Peltier effect Seebeck effect Thomson effect Joule heating effect Peltier effect Seebeck effect Thomson effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a first order system is 1/Ts 1/(Ts + 1) S/(Ts + 1) None of these 1/Ts 1/(Ts + 1) S/(Ts + 1) None of these ANSWER DOWNLOAD EXAMIANS APP
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