Question 33
MediumOriginal questionWhich of these metals is the best conductor of electricity?
Show the answer and explanation
CorrectNot quiteAnswer D
Correct answer: D
Explanation
Silver conducts electricity best of all metals, with copper a close second.
Copper is used for wiring because it is almost as good and far cheaper.
Worth noting
Copper is the tempting answer because it is in every wire, but the question asks for the best conductor.
- Concept
- Electrical conductivity of metals
- Typical timeTypical
- 60 s
- Your timeYours
- —
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