Commercial Pilot Licence (CPAER) – Canada · Question
What is the primary atmospheric condition associated with carburetor icing?
Carburetor icing is most likely to occur in temperatures between -7°C and 21°C (20°F and 70°F) with high relative humidity, as the vaporization of fuel and expa
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Question: What is the primary atmospheric condition associated with carburetor icing?
Answer options:
- High temperatures and low humidity ✅ Low temperatures and high humidity
- Any temperature below freezing with visible moisture
- Freezing rain conditions
Correct answer: Low temperatures and high humidity
Explanation: Carburetor icing is most likely to occur in temperatures between -7°C and 21°C (20°F and 70°F) with high relative humidity, as the vaporization of fuel and expansion of air cause a significant temperature drop, leading to ice formation.
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Question explanations
- What is the minimum visibility required for a commercial VFR flight in Class D airspace at or below 3,000 feet
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