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Question

The resistivity of alloys is usually

A
more than its constituents
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B
less than its constituents
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C
equal to its constituents
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D
none of these
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Solution

The correct option is A more than its constituents
Alloys have larger resistivity than its constituent elements. Alloys are so manufactured that they do not allow the flow of electrons through them. Resistivity of alloys decreases as the temperature increases.

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