Physics

Problem

A conductor obeys Ohm’s law and its

V

–

I

graph passes through the points

(0,0)

and

(10\,\text{V},\,2\,\text{A})

. What current will flow when the potential difference across it is

7.5\,\text{V}

? a)

1.25\,\text{A}

1.5\,\text{A}

0.67\,\text{A}

1.75\,\text{A}