Consider an airplane flying from standard temperature air into warmer than standard temperature air. Without making any correction, the altimeter in the warmer air would indicate which of the following conditions?

Question

Quizplus · Accepted Answer

The altimeter measures the difference in pressure between the static port and the reference pressure. In warmer air, the pressure at a given altitude is lower than in standard air. Therefore, the altimeter will indicate an altitude lower than the airplane's actual altitude.

Consider an Airplane Flying from Standard Temperature Air into Warmer