Two identical charged spheres suspended from a common point by two massless strings of lengths \[l,\] are initially at a distance \[d\,(d<

• A. \[v\propto {{x}^{\frac{1}{2}}}\]
• B. \[v\propto x\]
• C. \[v\propto {{x}^{-\frac{1}{2}}}\]
• D. \[v\propto {{x}^{-1}}\]