Alloys are commonly used in electrical heating devices due to
(a) Low resistivity as compare to all substance
(b) high resistivity as compare to metals
(c) Low resistivity as compare to metals
d) None of these
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Answered by
4
Answer:
b
Explanation:
As we know alloys are used in electrical heating device due to their low electrical conductivity. And as conductivity and resistivity are inversely related to each other. Hence, higher resistivity can also be one of the reasons.
Answered by
1
Answer:b
Explanation:as it has high resistivity as compared to metal therefore they do not get heated in a short period of time
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