Two 2.0-cm-diameter di sks spaced 2.0 mm apart form aparallel-plate capaci tor. The
Chapter 21, Problem 73(choose chapter or problem)
Two 2.0-cm-diameter di sks spaced 2.0 mm apart form aparallel-plate capaci tor. The electric field between the disks is5.0 X 105 Y/m.a. What is the voltage across the capacitor?b. How much charge is on each disk?c. An e lectron is launched from the negative plate. It strikesthe positive plate at a speed of 2.0 X I 07 m/s. What was theelectron's speed as it left the negative plate?
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