Energy Engineering MCQ

1. Hydrogen fuel cells can potentially be up to _____% efficient.

Answer

Correct Answer: Between 40 and 60%

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2. A demand or supply curve with ______________ would be horizontal in appearance.

Answer

Correct Answer: Infinite elasticity

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3. Harvesting fuelwood at unsustainably high rates often leads to ________.

Answer

Correct Answer: Soil erosion and desertification

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4. Of the following, ________ is not a form of renewable energy.

Answer

Correct Answer: Coal

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5. In principle, burning biomass __________.

Answer

Correct Answer: Is carbon neutral

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