1. In fair weather, the electric field in the lower atmosphere is 100 V/m, directed downward....

Transcribed Image Text:

1. In fair weather, the electric field in the lower atmosphere is 100 V/m, directed downward. If a penny has mass 2.56 g, what charge (magnitude and sign) on the penny is necessary to levitate the penny? 2. For the previous question, determine the potential difference between the top and the bottom of a 20-m tall tree. 1. In fair weather, the electric field in the lower atmosphere is 100 V/m, directed downward. If a penny has mass 2.56 g, what charge (magnitude and sign) on the penny is necessary to levitate the penny? 2. For the previous question, determine the potential difference between the top and the bottom of a 20-m tall tree.

Answer rating: 100% (QA)

1 To levitate the penny in the given electric field the electric force acting on the penny should be ... View the full answer