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Which of the following is not a property of aluminium that makes it ideal to use as an aircraft material?

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Which of the following is not a property of aluminium that makes it ideal to use as an aircraft material?

(a) Resistance to corrosion

(b) Light in weight

(c) High fuel consumption

(d) High strength alloy

I got this question in a national level competition.

This intriguing question originated from Materials Selection topic in division Materials Selection of Aerospace Materials & Processes

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Right option is (c) High fuel consumption

Explanation: High fuel consumption is not an advantage. Moreover, aluminium has a low fuel consumption. It is light in weight compared to other metals like steel. It is also a high strength alloy. It is resistant to corrosion.

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