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Process Control and Instrumentation

Process Control and Instrumentation
All the thermocouples used for temperature measurement use dissimilar metal

Wires
Bars
Beads
Strips

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Process Control and Instrumentation
Starting temperature of optical radiation pyrometer is __________ °C.

1200
1500
800
400

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Process Control and Instrumentation
Mercury thermometer can be used to measure the temperature upto __________ °C.

350
100
750
250

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Process Control and Instrumentation
Which of the following is a desirable characteristic of an instrument?

High fidelity
Poor reproducibility
High drift
High measuring lag

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

Mixer
Non-isothermal CSTR
None of these
Isothermal CSTR

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Process Control and Instrumentation
The term analogous to the electrical current in a thermal system is the

None of these
Temperature difference
Heat content in the system
Heat flow rate

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