A cathode ray consists of electrons that have been accelerated from - to + charged plates. The speed at the negative plate is 0, and an electron reaches the positive plate with speed ß c. (A) Use classical mechanics. Calculate ß. (B) Use special relativity. Calculate ß. Potential difference = 107 keV; (A) 0.647 You are correct. Your receipt no. is 152-8546 (b) 415 Submit Answer Incorrect. Tries 8/12 Previous Tries Previous Tries
A cathode ray consists of electrons that have been accelerated from - to + charged plates. The speed at the negative plate is 0, and an electron reaches the positive plate with speed ß c. (A) Use classical mechanics. Calculate ß. (B) Use special relativity. Calculate ß. Potential difference = 107 keV; (A) 0.647 You are correct. Your receipt no. is 152-8546 (b) 415 Submit Answer Incorrect. Tries 8/12 Previous Tries Previous Tries
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Transcribed Image Text:A cathode ray consists of electrons that have been
accelerated from - to + charged plates. The speed at the
negative plate is 0, and an electron reaches the positive
plate with speed ß c.
(A) Use classical mechanics. Calculate ß.
(B) Use special relativity. Calculate B.
Potential difference = 107 keV;
(A) 0.647
You are correct.
Your receipt no. is 152-8546
(b) 415
Submit Answer Incorrect. Tries 8/12 Previous Tries
Previous Tries
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