In the straight-line graph of potential difference ( ) versus current ( ) for a…
PHYSICS · Single correct · A Level · Physics · Electricity · Electricity
Problem
In the straight-line graph of potential difference (V) versus current (I) for a metallic wire kept at constant temperature, the slope of the line represents
(a) conductance of the wire
(b) resistivity of the material
(c) resistance of the wire
(d) electric power dissipated in the wire