3 Questions
What is the SI unit of electric current?
Ampere
What happens to the resistance in a wire when its length is doubled, keeping the area of cross-section constant?
It doubles
Which material has the highest electrical conductivity?
Silver
Test your knowledge on electric current, resistance, and electrical conductivity with this quiz. Questions cover topics such as the SI unit of electric current, the relationship between resistance and wire length, and the material with the highest electrical conductivity.
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