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Process Control and Instrumentation

Process Control and Instrumentation
The transfer function of a pure dead time system with dead time τd is

E-τds
Eτds
Τds + 1
1/(τds + 1)

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Process Control and Instrumentation
Flame photometry is used for the determination of compositional analysis of

Alkali metals
Isotopes
Solids
Natural gas

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Process Control and Instrumentation
Transfer function of transportation lag is

E-TS
None of these
ETS
1/(TS + 1)

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Process Control and Instrumentation
Specific gravity of a liquid can not be measured by a/an

Anemometer
Pycnometer
Hydrometer
Specific gravity bottle

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Process Control and Instrumentation
High temperature of around 2000°C of incandescent gas mantles is measured by a/an

None of these Here
Radiation pyrometer
Optical pyrometer
Specially designed thermocouple

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Process Control and Instrumentation
Phase lag of the frequency response of a second order system to a sinusoidal forcing function

Is 120°
Is 90° at the most
Is 30°
Approaches 180° asymptotically

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MORE MCQ ON Process Control and Instrumentation

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