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Author Question: You measure the velocity of an electron to an accuracy of 22.6 m/s. What is the minimum ... (Read 18 times)

rmenurse

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You measure the velocity of an electron to an accuracy of 22.6 m/s.
 
  What is the minimum uncertainty in its position? (h = 6.626  10-34 J  s, melectron = 9.11  10-31 kg)
  A) 5.12 m B) 8.05 m C) 4.03 m D) 16.1 m E) 32.2 m

Question 2

If a nuclear fission reactor produces an average power of 1.0 GW over the course of a year, what mass of 235U is used up for a 365-day year if 200 MeV are released per fission reaction?
 
  (1 eV = 1.60  10-19 J, mneutron  mproton = 1.67  10-27 kg)
  A) 0.35 kg
  B) 1.75 kg
  C) 390 kg
  D) 1.1  108 kg
  E) 3.3  108 kg


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Chocorrol77

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rmenurse

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Reply 2 on: Jul 29, 2018
:D TYSM


parker125

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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