Answer to Question #6354 in Mechanics | Relativity for kyle furuya

Question

An electron starts from one plate of a charged closely spaced (vertical) parallel plate arrangement with a velocity of 1.94*10^4 m/s to the right. Its speed on reaching the other plate, 2.15 cm away is 4.34*10^4 m/s. If the plates are square with an edge of 24.4 cm, determine the charge on each.