9.1 Alloy - Set 1 Quiz

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What is an alloy?

(A)		A mixture of two or more elements which one of the element is pure metal

(B)		A mixture of two different substances of metal and non-metal

(C)		A mixture of acid and base

(D)		A mixture of a long-chain of monopolymer

Difficulty Level: Medium

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Which of the following alloy is made up of 88% copper and 12% tin?

Difficulty Level: Medium

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Which of the following is not the purpose of alloying?

Difficulty Level: Medium

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Which of the following are correct about the superconductor alloy?

I.		Conduct electricity at high efficiency

II.		Do not produce heat

III.		A good electrical insulator

IV.		Only allow limited electric current to pass through

Difficulty Level: Hard

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Which of the following is a field in which superconductor alloys are used?

Difficulty Level: Medium