Two identical small conducting spheres are isolated in space

PHYSICS · Subjective · CBSE · Physics · Electric Charges and Fields · Electric Charges and Fields

Problem

Two identical small conducting spheres are isolated in space. Sphere A carries a charge of

+8\,\text{nC}

and sphere B carries a charge of

-4\,\text{nC}

. The spheres are touched together and then separated. Determine the final net charge on each sphere.