Process Control and Instrumentation The unit step response of the transfer function 1/(s² + 2s + 3) Is unstable Has a damped oscillatory characteristics Is overdamped Has a non-zero slope at the origin Is unstable Has a damped oscillatory characteristics Is overdamped Has a non-zero slope at the origin ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage pressure transducers are used to measure __________ pressures. Gage as well as vacuum Absolute as well as differential Both A & B Here Neither A nor B Gage as well as vacuum Absolute as well as differential Both A & B Here Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The time constant of a first order process with resistance R and capacitance C is R - C 1/RC R + C RC R - C 1/RC R + C RC ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a 'contact' pyrometer? Infra red pyrometer Resistance pyrometer Radiation pyrometer Optical pyrometer Infra red pyrometer Resistance pyrometer Radiation pyrometer Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature control of an exothermic chemical reaction taking place in a CSTR is done with the help of cooling water flowing in a jacket around the reactor. The types of valve and controller action to be recommended are Air to open valve with the controller direct acting Air to open valve with the controller indirect acting Air to close valve with the controller direct acting Air to close valve with the controller indirect acting Air to open valve with the controller direct acting Air to open valve with the controller indirect acting Air to close valve with the controller direct acting Air to close valve with the controller indirect acting ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The __________ of a vapor pressure thermometer is a functioning element. None of these Bulb Bourdon tube Pointer None of these Bulb Bourdon tube Pointer ANSWER DOWNLOAD EXAMIANS APP
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