Question

at a certain temperature,which of the following has maximum resistivity?

Answer 1

Answer:

Conductors allow the maximum electric current to pass through them and so they have the least resistivity or most conductivity.

Explanation:

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Answer 2

Answer:

Insulators

Explanation:

Out of

1. Conductors
2. Insulators
3. Alloy
4. Semiconductors

Insulators have the maximum resistance as they resist the most to electricity.

And

Resistance is directly proportional to resistivity.

R=ρl/A