Process Control and Instrumentation __________ is undesirable in thermocouples used in industries, Oxidation resistance Non-linear relation of emf to temperature Corrosion resistance Linear relation of emf to temperature Oxidation resistance Non-linear relation of emf to temperature Corrosion resistance Linear relation of emf to temperature 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 close valve with the controller direct acting Air to close valve with the controller indirect acting Air to open valve with the controller indirect acting Air to open valve with the controller direct 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 indirect acting ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A non-linear chemical system is exemplified by a/an None of these Isothermal CSTR Mixer Non-isothermal CSTR None of these Isothermal CSTR Mixer Non-isothermal CSTR ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation High temperature of around 2000°C of incandescent gas mantles is measured by a/an None of these Here Optical pyrometer Specially designed thermocouple Radiation pyrometer None of these Here Optical pyrometer Specially designed thermocouple Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Magnetic flowmeters are generally not used for the velocity/flow measurement of hydrocarbons due to their Low flash point Low electrical conductivity Low thermal conductivity High viscosity index Low flash point Low electrical conductivity Low thermal conductivity High viscosity index ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is None of these Volumetric expansion Linear expansion Pressure rise with temperature None of these Volumetric expansion Linear expansion Pressure rise with temperature ANSWER DOWNLOAD EXAMIANS APP