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Author Question: A 20-F capacitor has a charge of 60 C. How much energy is stored in this capacitor? A) 70 J B) ... (Read 348 times)

azncindy619

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on: Jul 29, 2018
A 20-F capacitor has a charge of 60 C. How much energy is stored in this capacitor?
 
  A) 70 J
  B) 80 J
  C) 90 J
  D) 100 J
  E) 110 J

Question 2

The radius of a typical nucleus is about 5.0  10-15 m. Assuming this to be the uncertainty in the position of a proton in the nucleus, estimate the uncertainty in the proton's energy (in eV).
 
  What will be an ideal response?


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tofugiraffe

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Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

8.2  105 eV


azncindy619

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Reply 2 on: Jul 29, 2018
Gracias!

mochi09

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Reply 3 on: Yesterday
Excellent

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