Question: (a)An electron is to be accelerated from 3.00 X 106 m/s to 8.00 X 106 m/s. Through what potential difference must the electron pass to

(a)An electron is to be accelerated from 3.00 X 106 m/s to 8.00 X 106 m/s. Through what potential difference must the electron pass to accomplish this?
(b)Through what potential difference must the electron pass if it is to be slowed from 8.00 X 106 m/s to a halt?

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