The minimum speed of wind necessary for a small windmill to rotate and produce electricity is

15 km/h

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25 km/h

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30 km/h

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40 km/h

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Solution

The correct option is A
15 km/h

Windmills rotate when wind blows. The minimum speed of wind necessary for windmills to rotate and produce electricity is 8 km/h.

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The minimum speed of wind necessary for a small windmill to rotate and produce electricity is

The correct option is A 15 km/h Windmills rotate when wind blows. The minimum speed of wind necessary for windmills to rotate and produce electricity is 8 km/h.

The correct option is A
15 km/h

Windmills rotate when wind blows. The minimum speed of wind necessary for windmills to rotate and produce electricity is 8 km/h.