HELP! An electron with a horizontal speed of 4.7 x 10^6 m/s passes through two horizontal plates, as shown below. The magnitude of the electric field between the plates is 150 N/C. The plates are 8.5 cm long.

a. Calculate the vertical component of the electron's final velocity

b. Calculate the final velocity of the electron.

the answer to your question is choice a

Explanation:

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