A student measures the electrical resistance and the cross-sectional area of several wires made of the same material and having the same length.
Which graph shows the correct relationship between resistance and cross-sectional area?
A
B
C
D
A student measures the electrical resistance and the cross-sectional area of several wires made of the same material and having the same length.
Which graph shows the correct relationship between resistance and cross-sectional area?
A
B
C
D