Existence of boundary layer in fluid flow is because of the

Question: Aluminium alloy is one of the most suitable materials of construction for aircrafts mainly due to its
[A].

high strength to weight ratio.

[B].

low temperature strength properties.

[C].

its ability to be cast, rolled, forged & stamped.

[D].

high strength and corrosion & oxidation-resistance at elevated temperature.

Answer: Option A

Explanation:

No answer description available for this question.