shazaam1657
23.01.2020 •
Biology
"the diagram below represents the electric field in the region of two small charged spheres, a and b.
what is the sign of the net charge on a and b?
(1)a is positive and b is positive.
(2)a is positive and b is negative.
(3)a is negative and b is negative.
(4)a is negative and b is positive."
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Ответ:
Ответ:
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