Question

which of the graphs in the figure best illustrate the current I in an hm Wonder water as a function of a potential difference V across it.​

Answer 1

Answer:

Heat energy produced in a conductor     U=  

R

V  

2

t

​  

 

⟹   U∝V  

2

 

Hence U−V graph is an upward parabola as shown in the figure D.

Explanation: please vote me