Physics

Problem

For a metallic resistor obeying Ohm’s law, the slope of its

V

–

I

graph is

4\,\text{V}\,\text{A}^{-1}

. What physical quantity does this slope represent and what is its value? a) Conductance,

4\,\text{S}

b) Resistance,

8\,\Omega

c) Resistance,

4\,\Omega

d) Resistance,

0.25\,\Omega