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The electric field between two charged disk

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Two 10-cm-diameter charged disks face each other, 20 cm apart. The left disk is charged to - 50nC and the right disk is charged to + 50nC.

a) What is the magnitude of the electric field vector in N/C at the midpoint between the two disks?
b) What is the magnitude of the force F vector in N on a - 1.0nC charge placed at the midpoint?

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The solution explains the electric field between two charged disks facing each with opposite charges in detail. It then calculates the electric force on a charge placed in between.

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Two 10-cm-diameter charged disks face each other, 20 cm apart. The left disk is charged to - 50nC and the ...

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