A plastic rod is charged up by rubbing a wool cloth, and brought to an initially neutral metallic sphere that is insulated from ground. It is allowed to touch the sphere for a few seconds, and then is separated from the sphere by a small distance. After the rod is separated, the rod:.

After the rod is charged and then touched on the neutral metallic sphere and then separated from it, the rod is repelled by the sphere. Option A

What is a static charge?

There are very ways in which a static charge could be built up in an object. The ways include;

Friction
Electrostatic induction and
Contact

Now, after the rod is charged and then touched on the neutral metallic sphere and then separated from it, the rod is repelled by the sphere.

Missing parts;

A plastic rod is charged up by rubbing a wool cloth, and brought to an initially neutral metallic sphere that is insulated from the ground. It is allowed to touch the sphere for a few seconds, and then is separated from the sphere by a small distance. After the rod is separated, the rod

A. is attracted by the sphere

B. is repelled by the sphere

C. feels no force due to the sphere

Learn more about static charges:https://brainly.com/question/14485896

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