Upgrade subject to access all content
Consider the electroscope shown in the image. The electroscope has an equal number of freely moving negative and positive charges.
Created for Albert.io. All rights reserved. Copyright 2016.
Which of the following procedures will result in a negatively charged electroscope?
Bring a negatively charged rod near to, but not touching, the metal sphere.
Bring a positively charged rod near to, but not touching the metal sphere.
Touch a negatively charged rod to the metal sphere, then remove the rod.
Touch a positively charged rod to the metal sphere, then remove the rod.