1.

figure shows, in cross section, two solid spheres with uniformaly distributed charge throughout their volumes. Each has radius R. point P lies on a line connecting the centres of the spheres, at radial distance r/2.00 from the centre of sphere 1 .If the net electric field at point P is zero what is the ratio q_(2)//q_(1) of the total charges ?

Answer»

`9/8`
`6/5`
`2/5`
`8/9`

ANSWER :a


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