INRAT Instrument Rating · Question
A pilot experiences a total loss of electrical power during an IFR flight. Which instrument would likely remain operational?
The magnetic compass is a standby instrument that does not rely on electrical power for its operation, unlike most other flight instruments.
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Question: A pilot experiences a total loss of electrical power during an IFR flight. Which instrument would likely remain operational?
Answer options:
- Attitude Indicator (gyro driven, electric)
- Horizontal Situation Indicator (HSI) ✅ Magnetic Compass
- VOR indicator
Correct answer: Magnetic Compass
Explanation: The magnetic compass is a standby instrument that does not rely on electrical power for its operation, unlike most other flight instruments.
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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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