The Earth has a net electric charge that causes a field at points near its surface equal to 150 N/C and directed in toward the center of the Earth. a) What magnitude and sign of charge would a human with mass 60 kg have to acquire to overcome his or her weight by the force exerted by the Earth's electric field? b) What would be the force of repulsion between two people each with the charge calculated in part (a) and separated by a distance of 100 m? c) Is use of the Earth's electric field a feasible means of flight? Why or why not?

The Earth has a net electric charge that causes a field at points near its surface equal to 150 N/C and directed in toward the center of the Earth. a) What magnitude and sign of charge would a human with mass 60 kg have to acquire to overcome his or her weight by the force exerted by the Earth's electric field? b) What would be the force of repulsion between two people each with the charge calculated in part (a) and separated by a distance of 100 m? c) Is use of the Earth's electric field a feasible means of flight? Why or why not?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter23: Electric Forces

Section: Chapter Questions

Problem 29PQ: Two particles with charges q1 and q2 are separated by a distance d, and each exerts an electric...

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