Conducting sphere X is initially uncharged. Conducting sphere Y has twice the diameter of sphere X and initially has charge q. If the spheres are connected by a long thin wire, which of the following is true once equilibrium has been reached?
a. Sphere Y has half the charge of sphere X.
b. Sphere Y has twice the potential of sphere X.
c. Spheres X and Y have the same potential.
d. Spheres X and Y have the same charge.
e. Sphere Y has half the potential of sphere X.
Can you please explain the reasoning behind the answer?