In a certain region, the electric potential due to a charge distribution is given by the equation V(x,y) = 2xy - x2 - y, where x and y are measured in meters and V is in volts
At which point is the electric field equal to zero?
A) x = 0.5 m, y = 0.5 m
B) x = 0 m, y = 0 m
C) x = 1 m, y = 0.5 m
D) x = 1 m, y = 1 m
E) x = 0.5 m, y = 1 m
A
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