Question: Two 1 6 c m - diameter disks face each other, 2 . 9 m m apart They are charged to + - 1 9

Two 16cm-diameter disks face each other, 2.9mm apart They are charged to +-19nC
What is the electric field strength between the disks?
Express your answer with the appropriate units.
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E=
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Part B
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?
Express your answer with the appropriate units.
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Two 16cm-diameter disks face each other, 2.9mm apart They are charged

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