q1=-6*10^-9 Кл q2=-20*10^-9 Кл r1=0.3 м r2=0.5 м φ=?
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φ=φ1+φ2= - k*q1/r1 + (- k*q2/r2)= - k*(q1/r1+q2/r2)=
=- 9*10^9*(6/0.3+20/0.5)*10^-9=540 B
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q1=-6*10^-9 Кл q2=-20*10^-9 Кл r1=0.3 м r2=0.5 м φ=?
===
φ=φ1+φ2= - k*q1/r1 + (- k*q2/r2)= - k*(q1/r1+q2/r2)=
=- 9*10^9*(6/0.3+20/0.5)*10^-9=540 B
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