During Lost Comms, overfly the active runway at what altitude and airspeed?

Study for the TH-73A Thrasher Course Rules Test. Master the essentials with flashcards and multiple choice questions. Get prepared for your exam with hints and explanations.

Multiple Choice

During Lost Comms, overfly the active runway at what altitude and airspeed?

Explanation:
In a lost-communications situation, you want a safe, controlled path to land that gives you room to react and recover if needed. Overflying the active runway at 1,200 feet MSL and 80 KIAS provides that balance. The 1,200-foot altitude offers obstacle clearance and a comfortable height to assess the field, confirm the active runway, and transition into the approach with room to descend if you have the runway in sight. The 80-knot indicated airspeed gives a stable, manageable approach for a helicopter—enough airspeed to maintain handling authority and a practical energy state for a potential go-around, while still allowing a controlled descent to landing. The other options either put you lower (reducing margin for error) or at speeds that are less stable or efficient for a calm, controlled approach under lost comms.

In a lost-communications situation, you want a safe, controlled path to land that gives you room to react and recover if needed. Overflying the active runway at 1,200 feet MSL and 80 KIAS provides that balance. The 1,200-foot altitude offers obstacle clearance and a comfortable height to assess the field, confirm the active runway, and transition into the approach with room to descend if you have the runway in sight. The 80-knot indicated airspeed gives a stable, manageable approach for a helicopter—enough airspeed to maintain handling authority and a practical energy state for a potential go-around, while still allowing a controlled descent to landing. The other options either put you lower (reducing margin for error) or at speeds that are less stable or efficient for a calm, controlled approach under lost comms.

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