At a distance r1 from a point charge the magnitude of the
At a distance r1 from a point charge, the magnitude of the electric field created by the charge is 345 N/C. At a distance r2 from the charge, the field has a magnitude of 120 N/C. Find the ratio r2/r1.
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It needs to be able to be explained in an essay of no more than 500 words. My professor always gives me 75's on these because he says that I do not identify the right factors clearly.
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At a distance r1 from a point charge, the magnitude of the electric field created by the charge is 345 N/C. At a distance r2 from the charge, the field has a magnitude of 120 N/C
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