Question
What is the resistance of a copper wire, diameter of 1.50mm and length of 25.0 m?
i got R=pl/A R=p(25m)/(3.14*(.00075^2)) how ever i found the answers online and they give me this
(1.68*10^-8)(25.0)/(3.14*(.00075^2))
i got R=pl/A R=p(25m)/(3.14*(.00075^2)) how ever i found the answers online and they give me this
(1.68*10^-8)(25.0)/(3.14*(.00075^2))
Answers
bobpursley
and what is your question?
Anonymous
ah never mind i mixed up p wiht power instead of resistivity.