Practice Efficiency Considerations At Higher Altitudes (1.4) - Effect of Altitude on Engine Performance

Practice: Efficiency Considerations at Higher Altitudes

Lesson 1.4Effect of Altitude on Engine Performance

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9 questions

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6 sample questions

Question 1.
What happens to air density as altitude increases?
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Think about how the air feels thinner at high places.
Question 2.
Name one device that can help improve engine performance at high altitudes.
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This device compresses air for better combustion.
3Question 3.
What is the main effect of altitude on internal combustion engines?
- Increased horsepower
- Decreased air density
- Improved fuel efficiency
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Think about the relation between altitude and air quality.
4Question 4.
True or False: Turbochargers are used to improve engine performance at higher altitudes.
- True
- False
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Consider what happens to oxygen availability at high elevations.
Question 5.
An engine rated at 250 horsepower is used at an altitude where it’s expected to lose about 25% of its power. Calculate the horsepower available at that altitude.
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Utilize basic percentage calculations.
Question 6.
During a project at high altitude, the operator's machine was facing significant efficiency loss. They decided to install a turbocharger. Explain how you might evaluate the impact of this decision on performance.
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Think about how performance metrics can demonstrate changes.

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