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11.22. Give reasons :
(v) Aluminium alloys are used to make aircraft body.
Answers (1)
Aluminium has very good tensile strength and is very light in weight also. It can be alloyed with the various metals such as copper, manganese and Silicon etc. Al is malleable and ductile. Because of these properties of Aluminium, it can be used in making aircrafts bodies.
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