+ ++ + ++ + 98. The long thin cylindrical glass rod shown above has length & and is insulated from its surround- ings. The rod has an excess charge Q uniformly distributed along its length. Assume the electric potential to be zero at infinite distances from the rod. If k is the constant in Coulomb's law, the electric potential at a point P along the axis of the rod and a distance & from one end is 0 multiplied by ko

+ ++ + ++ + 98. The long thin cylindrical glass rod shown above has length & and is insulated from its surround- ings. The rod has an excess charge Q uniformly distributed along its length. Assume the electric potential to be zero at infinite distances from the rod. If k is the constant in Coulomb's law, the electric potential at a point P along the axis of the rod and a distance & from one end is 0 multiplied by ko