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Author Question: Which of the following is true about an uncompensated Thorpe tube? a. Flow lower than actual if ... (Read 53 times)

fagboi

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on: Jul 16, 2018
Which of the following is true about an uncompensated Thorpe tube?
 
  a. Flow lower than actual if downstream pressure increases
  b. Fixed-orifice, variable-pressure flowmeter device
  c. Flow-control needle valve placed distal to the flow tube
  d. Accuracy unaffected by changes in downstream resistance

Question 2

If you have to deliver O2 to a patient directly from a bedside outlet station, which of the follow-ing devices would you select?
 
  a. Thorpe tube flowmeter
  b. Bourdon-type gauge
  c. Pressure-reducing valve
  d. Medical gas regulator


izzat

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: A
Under these conditions, an uncompensated Thorpe tube falsely shows a flow lower than that ac-tually delivered to the patient.

Answer to Question 2

ANS: A
The Thorpe tube flowmeter (Figure 40-26) is always attached to a 50-psig source, either a preset pressure-reducing valve or a bedside station outlet.


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fagboi

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Reply #2 on: Jul 16, 2018
Thank you :)


izzat

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Reply #3 on: Jul 16, 2018
Happy to help you


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