JEE Main 20266 Apr, Evening shiftPhysicsMediumElectrostatics167× since 2002
A sphere of capacitance 100 pF is charged to a potential of 100 V. Another identical uncharged metal sphere is brought in contact with the charged sphere, then the change in the total energy stored on these spheres, when they touch is J. The value of is ______. (combined capacitance of spheres is 200 pF)