Process Control and Instrumentation Flapper nozzle is used in a/an __________ controller. None of these Pneumatic Electronic Hydraulic None of these Pneumatic Electronic Hydraulic ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency. This is __________ criterion. None of these Nyquist Bode stability Routh stability None of these Nyquist Bode stability Routh stability ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a 'contact' pyrometer? Resistance pyrometer Optical pyrometer Infra red pyrometer Radiation pyrometer Resistance pyrometer Optical pyrometer Infra red pyrometer Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nickel percentage in invar which is an iron-nickel alloy, and is used as a thermocouple material is 36 68 54 12 36 68 54 12 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bourdon tube is never made of Stainless steel Monel metal Cast iron Phosphor bronze Stainless steel Monel metal Cast iron Phosphor bronze 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
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