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What is the minimum wind velocity requir...

What is the minimum wind velocity required to obtain useful energy with a windmill?

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15 km/hour or more.
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ZEN PUBLICATION-SOURCES OF ENERGY-ZEN ADDITIONAL QUESTIONS SECTION (SHORT-ANSWER [SA] TYPE-I QUESTIONS )
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  14. State one limitation of solar energy available from solar cells.

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  16. Define nuclear fission.

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  17. Name the three forms in which energy from an ocean is made available f...

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  18. How do OTEC power plants operate?

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  19. What is biomass? Give the composition of a biogas

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  20. Explain the process of energy generation in the sun and name the scien...

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