INRAT Instrument Rating · Question
What is the purpose of a DME arc on an instrument approach procedure?
A DME arc is a segment of an instrument approach procedure defined by maintaining a constant distance from a DME (Distance Measuring Equipment) ground station.
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Question: What is the purpose of a DME arc on an instrument approach procedure?
Answer options:
- To provide a precise radial tracking maneuver. ✅ To define a segment of the approach based on a constant distance from a DME source.
- To indicate a mandatory holding pattern.
- To serve as a substitute for a missed approach point.
Correct answer: To define a segment of the approach based on a constant distance from a DME source.
Explanation: A DME arc is a segment of an instrument approach procedure defined by maintaining a constant distance from a DME (Distance Measuring Equipment) ground station. It allows for a curved path in the approach.
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Question explanations
- When flying an NDB approach, what instrument is primarily used to track the inbound course?
- How does an aneroid barometer in an altimeter respond to a change in atmospheric pressure?
- What is the primary characteristic that differentiates a Localizer Performance (LP) approach from a Localizer
- When interpreting a TAF (Terminal Aerodrome Forecast), what does 'PROB30' indicate?
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