Soar to New Heights with the 2025 Commercial Pilot License (CPL) Practice Exam – Ready for Takeoff!

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What does a higher density altitude indicate about aircraft performance?

The aircraft will perform better

The aircraft will perform worse

A higher density altitude indicates that the air is less dense, which typically occurs in warmer temperatures or at higher elevations. When the air density decreases, the aircraft's performance can be negatively affected. This is because engines rely on oxygen to generate thrust, and less dense air means there is less oxygen available for combustion. Additionally, lift generated by the wings is reduced in less dense air, leading to longer takeoff distances and a longer distance required to climb to a given altitude.

In essence, as the density altitude increases, the aircraft needs more power to achieve the same performance standards, which can lead to decreased climb rates, reduced engine efficiency, and longer distances for takeoff and landing. Thus, a higher density altitude implies a situation where the aircraft will perform worse in terms of its operational capabilities.

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No effect on performance

The aircraft will operate under standard temperature conditions

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