How did the early Persian windmill compare to the early European windmill?
Comparison between Early Persian and European Windmills
The early Persian windmills had vertical blades similar to propellers, in contrast to the early European windmills which had horizontal blades resembling egg beaters. This design difference played a significant role in how each type of windmill functioned and produced energy.
Answer:
A is the correct answer
Persian windmill blades were vertical, like propellers, while European ones were horizontal, like egg-beaters. The very first windmills featured with long vertical shafts with blades designed like rectangles who lived in ninth-century Persia. Six to twelve sails were produced of those windmills.
How did the materials used in the early Persian windmills compare to those used in the early European windmills? The early Persian windmills were made of stone, while the early European windmills were made of wood.