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Questions and Answers
Which of the following best describes the purpose of carburetor heat?
Which of the following best describes the purpose of carburetor heat?
- To reduce the air temperature in the carburetor
- To increase fuel vaporization
- To cool down the engine intake
- To prevent or clear carburetor icing (correct)
What causes carburetor icing?
What causes carburetor icing?
- The temperature drop in the carburetor (correct)
- The relative humidity above 80 percent
- The fuel vaporization process
- The pressure drop in the venturi
At what temperature does carburetor icing most often occur?
At what temperature does carburetor icing most often occur?
- Below 38 °C (100 °F)
- Above 38 °C (100 °F)
- Above 21 °C (70 °F)
- Below 21 °C (70 °F) (correct)
What is the source of hot air for carburetor heat?
What is the source of hot air for carburetor heat?
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What is the effect of the venturi on air temperature in the carburetor?
What is the effect of the venturi on air temperature in the carburetor?
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