1 A test charge q (> 0) is
moved from the point R to the
point P against the repulsive
force on it by the charge Q (> 0)
placed at the origin Rationalised 2023-24
Electrostatic Potential
and Capacitance
47
(ii) Equation (2 2) defines potential energy difference in terms
of the physically meaningful quantity work Clearly,
potential energy so defined is undetermined to within an
additive constant