The Graph in the Figure Shows the Variation of the Electric

question 8

Multiple Choice

The graph in the figure shows the variation of the electric potential V (measured in volts) as a function of the radial direction r (measured in meters) .For which range or value of r is the magnitude of the electric field the largest?

• A) from r = 0 m to r = 3 m
• B) from r = 3 m to r = 4 m
• C) from r = 4 m to r = 6 m
• D) at r = 3 m
• E) at r = 4 m