Question

lease help me ,, Three neutral spheres, electrically insulated from the environment, are touching each other as shown in the picture below. A positively charged glass rod approaches the spheres, as shown, causing them to move apart from each other. The 3 spheres separate while the rod is close, but never touching any sphere.

After the rod is put away, the spheres stay charged on the following manner:

a) 2 positively charged and one negatively charged

b) 2 neutral and 1 positive

c) 1 neutral, 1 positive, 1 negative

d) 2 neutral and 1 negative

Answer 1

c) 1 neutral, 1 positive, 1 negative