Two 2.0-cm-diameter disks face each other, 1.0 mm apart. they are charged to ±10 nc. what is the electric field strength between the disks? a proton is shot from the negative disk toward the positive disk. what launch speed must the proton have to just barely reach the positive disk?
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Two 2.0-cm-diameter disks face each other, 1.0 mm apart. they are charged to ±10 nc. what is the ele...
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