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Process Control and Instrumentation

Process Control and Instrumentation
The open loop transfer function of a control system is KR/(1 + TS) . This represents

A second order system
A first order system
Dead time system
A first order time lag

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Process Control and Instrumentation
Degree to which an instrument indicates the changes in measured variable without dynamic error is called its

Fidielity
Static characteristics
Reproducibility
Speed of response

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Process Control and Instrumentation
A non-linear chemical system is exemplified by a/an

Mixer
None of these
Non-isothermal CSTR
Isothermal CSTR

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Process Control and Instrumentation
Mcleoid gauge is used to measure the

Flow rate
Pressure
Point velocity
Vacuum

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Process Control and Instrumentation
On-off controllers are normally used for

Temperature changes
Flow rate changes
Low loads
None of these

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Process Control and Instrumentation
Compositional analysis of flue gas coming out of a furnace in respect of O₂ and CO₂% can be continuously done by a/an

Chromatograph
Zirconia probe
Orsat apparatus
Thermal conductivity cell

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