Please tell me what to do (regarding the faulty pressure gauge)
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Question (single-choice): If it is suspected that a pressure gauge is malfunctioning, the most reliable method is ( ), which can determine whether the pressure gauge is defective. A. Close the outlet valve and then open it again to check whether the pressure gauge returns to zero. B. Replace several new pressure gauges and compare the readings. C. Remove the pressure gauge and reinstall it to compare the readings. D. Replace the pressure gauge gasket and compare the readings. Answer:
This question was asked last week or the week before. My answer is B.
B. Replace several new pressure gauges to compare the readings
It should be B-----------------------
After a comprehensive comparison, I choose C. . .
A. Close the outlet valve, then open it again, and check whether the pressure gauge returns to zero
If there is suspicion that the pressure gauge is malfunctioning, the most reliable method is ( B ), which can determine whether the pressure gauge is defective. A. Close the outlet valve and then open it again to see if the pressure gauge returns to zero. B. Replace several new pressure gauges and compare the readings. C. Remove the pressure gauge and reinstall it to compare the readings. D. Replace the pressure gauge gasket and compare the readings. Answer: B. Why is this being asked again? ? ? ?
B. Replace several new pressure gauges and compare the readings
B, I’ve done this question before~:lol:lol:lol:lol:lol:lol:lol:lol:lol
Option A is the most convenient answer; a malfunctioning pressure gauge indicates that either the movement or the connecting rods are damaged, or the pointer has fallen off
Option A is the most convenient answer; a malfunctioning pressure gauge indicates that either the movement or the connecting rods are damaged, or the pointer has fallen off