A small positive charge located at the origin experiences an electrostatic force directed along the x axis. One can conclude that at the origin O a. d²V/ax? +0 O b. All three of the values of V, aV/ax, and dV/ax2 must be different from 0 O c Two out of V, aV/ax, and a'V/ax2 must be different from 0 O d. av/ax#0 O e. V÷0 An electric dipole parallel to the x axis and located at the origin experiences an electrostatic force directed along the x axis. One can conclude that at the origin O a. azv/ax2 #0 O b. All three of V, aV/ax and aV/ax? must be #0 O c. av/ax #0 O d. Two out of three of V, av/ax and aV/ax2 must be #0 O e. V+0

A small positive charge located at the origin experiences an electrostatic force directed along the x axis. One can conclude that at the origin O a. d²V/ax? +0 O b. All three of the values of V, aV/ax, and dV/ax2 must be different from 0 O c Two out of V, aV/ax, and a'V/ax2 must be different from 0 O d. av/ax#0 O e. V÷0 An electric dipole parallel to the x axis and located at the origin experiences an electrostatic force directed along the x axis. One can conclude that at the origin O a. azv/ax2 #0 O b. All three of V, aV/ax and aV/ax? must be #0 O c. av/ax #0 O d. Two out of three of V, av/ax and aV/ax2 must be #0 O e. V+0