Question

A copper wire length 2 meter and cross section area 1.7*10-6meter resistivity of 2*10-2ohm

Answer 1

Answer:

1.7×10⁻8

Explanation:

R=Ρl÷A

so p=RA/l

=2×10-2×1.7×10-6/2

=1.7×10-8 ohm m