Process Control and Instrumentation Which thermocouple can be used to measure a temperature of around 1400°C ? Platinum-platinum+rhodium Copper-constantan Aluminium-chromel None of these Platinum-platinum+rhodium Copper-constantan Aluminium-chromel None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A non-linear chemical system is exemplified by a/an Mixer Isothermal CSTR Non-isothermal CSTR None of these Mixer Isothermal CSTR Non-isothermal CSTR None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The time constant of a unity gain, first order plus time delay process is 5 min. If the phase lag at a frequency of 0.2 rad/min is 60°, then the dead time (in minutes) is π/12 π/6 π/3 5π/12 π/12 π/6 π/3 5π/12 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate of those fluids which are insensitive to changes in their density, viscosity or flow velocity profile can be best measured by a Pitot tube Magnetic flowmeter Flow nozzle type flowmeter Turbine flowmeter Pitot tube Magnetic flowmeter Flow nozzle type flowmeter Turbine flowmeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a variable area flow meter? Orifice and tapered plug meter Magnetic flow meter Rotameter Piston type meter Orifice and tapered plug meter Magnetic flow meter Rotameter Piston type meter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the first order system from among the following. Damped vibrator Mercury in glass thermometer kept in boiling water Non-interacting system of two tanks in series Interacting system of two tanks in series Damped vibrator Mercury in glass thermometer kept in boiling water Non-interacting system of two tanks in series Interacting system of two tanks in series ANSWER DOWNLOAD EXAMIANS APP
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