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Multiple Choice

Which pitot tube can serve as an alternate static source if the primary is obstructed?

The right pitot tube, designated as #2, can serve as an alternate static source if the primary is obstructed. In aircraft instrumentation, having a reliable static source is crucial for accurate airspeed, altitude, and vertical speed readings. The design of the TH-73 incorporates redundancy in its systems to ensure safety and reliability. When the primary pitot source is impeded—perhaps due to icing, blockage, or other environmental factors—the alternate source provides a backup, enabling the pilot to maintain critical flight data. The right pitot tube is typically designated for this role due to its independent connection to the static system, which aids in flight operation continuity. In contrast, single-use or dual options may not provide the necessary redundancy; thus, only the designated alternate static source can ensure accurate readings when the primary source fails. This design consideration is vital for maintaining instrument function under various operational conditions.

The right pitot tube, designated as #2, can serve as an alternate static source if the primary is obstructed. In aircraft instrumentation, having a reliable static source is crucial for accurate airspeed, altitude, and vertical speed readings.

The design of the TH-73 incorporates redundancy in its systems to ensure safety and reliability. When the primary pitot source is impeded—perhaps due to icing, blockage, or other environmental factors—the alternate source provides a backup, enabling the pilot to maintain critical flight data. The right pitot tube is typically designated for this role due to its independent connection to the static system, which aids in flight operation continuity.

In contrast, single-use or dual options may not provide the necessary redundancy; thus, only the designated alternate static source can ensure accurate readings when the primary source fails. This design consideration is vital for maintaining instrument function under various operational conditions.