Which of the following materials are used to make a rotor blade of a wind turbine?

Which of the following materials are used to make a rotor blade of a wind turbine? Correct Answer Glass fibre reinforced polyester

Rotor blades are made using glass fibre reinforced polyester (GRP). It is a material made impregnating a matrix of fibre glass mats with a polyester. This polyester is hardened after impregnation.
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