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Which of the ...

Question

Which of the following alloy is used in making the bodies of aeroplanes?

A

Stainless steel

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B

Brass

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C

Bronze

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D

Duralumin

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Solution

The correct option is D
Duralumin

Duralumin is used for making the bodies of aeroplanes, automobiles, spacecraft and ships. It contains 95% aluminium, 4% copper, 0.5% magnesium and 0.5% manganese. It is light and strong and is resistant to corrosion. It is as hard as steel.

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Similar questions

Q. Give the composition and uses of each of the following alloys. Mention the reason for its use.
(i) Stainless steel
(ii) Duralumin
(iii) Brass
(iv) Magnalium
(v) Solder
(vi) Bronze

Choose the most appropriate answer for each of the following:

[Brass, Bronze, Solder, Duralumin]

This is not an alloy of copper.

Q. Name the main constituent metal in the following alloys:
(i) Duralumin
(ii) Brass
(iii) Stainless steel.

Q. Which of the following statements are correct?
(A) Magnalium is used in making balance beams
(B) Aluminium bronze is used in making photo frames
(C)

γ

- alloy is used in making electrical wires

Q. Which of the following alloys contains a non-metal as one of the constituents?
(a) brass
(b) amalgam
(c) steel
(d) bronze

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