Aircraft systems and instrumentsQuestion 628 of 934

Compared with oil pressure, how do changes in oil temperature show on the gauge?

  1. They occur at the same speed
  2. They occur more slowly
  3. They occur more quickly
  4. They appear only after engine shutdown
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Correct answer: They occur more slowly

This is most noticeable after starting a cold engine. It may take several minutes to see any increase.

Source: Pilot's Handbook of Aeronautical Knowledge (FAA-H-8083-25C), Chapter 7: Aircraft Systems — Oil Systems, page 177

Practice aircraft systems and instruments

Questions last reviewed: 18 October 2026