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Author Question: At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, ... (Read 150 times)

809779

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on: Jul 28, 2018

At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, what is the potential difference across the capacitor when I = 2.0 mA?
 
   


   
  a.
  20 V
   
  b.
  15 V
   
  c.
  25 V
   
  d.
  30 V
   
  e.
  45 V

Question 2

At t = 0 the switch S is closed with the capacitor uncharged. If C = 40 F, = 50 V, and R = 5.0 k, how much energy is stored by the capacitor when I = 2.0 mA?
 
   


   
  a.
  20 mJ
   
  b.
  28 mJ
   
  c.
  32 mJ
   
  d.
  36 mJ
   
  e.
  40 mJ


bubulittle310@msn.cn

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Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

c


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809779

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Reply #2 on: Jul 28, 2018
Thank you!


bubulittle310@msn.cn

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Reply #3 on: Jul 28, 2018
Always glad to help...


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