Which components do rotor blades made of synthetic material contain?

Question

Question PPL(H) - Private Pilot License - Aircraft General Knowledge

QuizVDS · Accepted Answer

Spar of lead and synthetic material, filling material and outer skin of synthetic material, erosion protection of stainless steel

QuizVDS · Answer

Spar of synthetic material, filling material and outer skin of synthetic material, erosion protection of aluminum

QuizVDS · Answer

Spar of aluminum and synthetic material, filling material and outer skin and erosion protection of synthetic material

QuizVDS · Answer

Spar of stainless steel, filling material and outer skin and erosion protection of synthetic material

Id 168 - PPL(H) EN - Which components do rotor blades made of synthetic material contain?