Chemical Engineering - Process Control and Instrumentation - Discussion

Discussion Forum : Process Control and Instrumentation - Section 1 (Q.No. 34)
34.
Strain gage pressure transducers are used to measure __________ pressures.
gage as well as vacuum
absolute as well as differential
both (a) and (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

Vishvesh patel said:   7 years ago
Pirani guage as a strain guage measures vacuum.

Potentiometric strain guage measures guage pressure.

If we use two strain gauge in full bridge then it measures differential pressure.

If we use an evacuated chamber with strain gauge then it measures absolute pressure.
(1)

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