Machine-translated by Google. Questions are authored in English.
Top

Discussion

Verification of an instrument should be performed

  • A.only when the manufacturer recommends service
  • B.at defined intervals and after any disturbance
  • C.only when the instrument is first installed
  • D.only when a measurement appears to be wrong

Answer: B

Drift accumulates gradually and is not announced by any obvious symptom. A verification record provides evidence that past measurements were sound. Drift is silent and gradual. Records support later investigation of a dispute.

No comment is present. Be the first to comment.
Loading…

Post your comment

Please log in or register to post a comment.