Tue February 28, 2012 By: Sudhi 15477

1. Charges of magnitudes 2Q and –Q are located at points (a,0,0) and (4a,0,0).Find the ratio of the flux of electric field ,due to these charges, through concentric spheres of radii 2a and 8a centered at the origin.

Expert Reply
Tue February 28, 2012

From Gauss's law

Electric flux through small sphere of radius (2a) is given by


Electric Flux through large sphere of radius (4a) is given by



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