We are given a piece of copper of mass m=1.36 g to form a cylindrical wire of resistance R=0.52Ω. What should be the len
Posted: Fri Jul 15, 2022 7:26 am
We are given a piece of copper of mass m=1.36 g to form a cylindrical wire of resistance R=0.52Ω. What should be the length / of this wire?: l=m. What would be the diameter d of this wire?: d=mm. To make things certain, let us use copper's mass density of 8.96 g/cm3 and resistivity ρ=1.7×10−8Ω⋅m.