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14-03-2017
Physics

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The external cover of aeroplane is made up of aluminium instead of iron. Why?

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Аноним Аноним

14-03-2017

The same volume of aluminum has a smaller mass than iron and aircrafts better be light.

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Аноним Аноним

14-03-2017

Aluminium is lighter than Iron, Iron is 26 on the periodic table while Aluminium is 13, half of the weight.

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