# Calculation of force on a small charge element

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An electric charge Q is uniformly distributed over the surface of a sphere of radius r.Show that the force on a small charge element dq is radial and outward and is given by

dF=1/2 Edq,

where, E=1/(4 Pi Epsilon_0)(Q/r^2) is the electric field at the surface of the sphere.

https://brainmass.com/physics/charge/calculation-force-small-charge-element-3846

#### Solution Summary

Calculation of force on a small charge element on the sphere having a uniform distribution of electric charge. In answer a figure is also provided.

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