Question

How was wind power hardness in olden days

Answer 1

Windmills were used mainly for grinding grain for food production and other industrial uses like to pump water, generating electricity, extracting groundwater etc. The wind wheel of the Greek engineer Heron of Alexandria in the 1st century AD is the earliest known instance of using a wind-driven wheel to power a machine. However the first known practical use were in sistan. Another instance from Chinese history in 4th century as “prayer wheels”. Babylonians used windmills for irrigation purposes in 17th century. There were two types of windmills depending upon their configurations: Horizontal and vertical windmills.

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