Why fan wings slightly curved?

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Rj

For proper air circu
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Maths and physics teacher till engineering level

for tranportation of air across the blade
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Math Magician

for proper air circulation. it is based on aerodynamic principle.
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Fan blades are curved for optimum air circulation which is determined by solidity ratio. Solidity ratio is the ratio of area of the blades to the area of the disc swept by them. well if the blades are flat, it will provide air circulation no doubt but the volumetric flow rate will be less compared to...
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Fan blades are curved for optimum air circulation which is determined by solidity ratio. Solidity ratio is the ratio of area of the blades to the area of the disc swept by them. well if the blades are flat, it will provide air circulation no doubt but the volumetric flow rate will be less compared to blade which is suitably curved based on aerodynamic principles. read less
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