Practice Advantages Over Combustion Engines (1.6.E) - Fuel Cells

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6 questions

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6 sample questions

Question 1.
What is the main byproduct of hydrogen fuel cells?
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Think about what fuels are used in combustion engines.
Question 2.
Explain how fuel cells can achieve higher efficiencies than combustion engines.
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Recall the Carnot limit discussed earlier.
3Question 3.
What is the primary byproduct of hydrogen fuel cells?
- Carbon Dioxide
- Water
- Nitrogen
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Consider what is produced when hydrogen combusts.
4Question 4.
True or False: Fuel cells can operate silently.
- True
- False
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Think about the absence of pistons and combustion.
Question 5.
Design a program to promote the use of fuel cells in public transportation. What key points would you include?
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Consider what benefits would appeal to city planners.
Question 6.
Calculate the environmental impact reduction if a city converted all its buses from combustion engines to hydrogen fuel cells. Consider emissions statistics.
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Look for averages for buses and calculate based on your data.

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