electric current and conductor thickness

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naumanhbk

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hello,

it is said that to pass a high value of current a conductor with high thickness is needed. larger the value of current larger the thickness of conductor. it is true??? if yes plz explain why.
thank you
 

hello,

it is said that to pass a high value of current a conductor with high thickness is needed. larger the value of current larger the thickness of conductor. it is true??? if yes plz explain why.
thank you

Its true only for standard conductor materials. Todays we know for superconductors......

Ampacity
https://en.wikipedia.org/wiki/Ampacity





Best regards,
Peter

;-)
 

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