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Author Question: A group of 1.0-F, 2.0-F, and 3.0-F capacitors is connected in parallel across a 24-V potential ... (Read 85 times)

WWatsford

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on: Jul 29, 2018
A group of 1.0-F, 2.0-F, and 3.0-F capacitors is connected in parallel across a 24-V potential difference (a battery). How much energy is stored in this three-capacitor combination when the capacitors are fully charged?
 
  A) 1.7 mJ
  B) 2.1 mJ
  C) 4.8 mJ
  D) 7.1 mJ

Question 2

A proton in a certain particle accelerator has a kinetic energy that is equal to its rest energy. What is the momentum of the proton as measured by a physicist working with the accelerator? (c = 3.00  108 m/s, mproton = 1.67  10-27 kg)
 
  A) 2.51  10-19 kg  m/s
  B) 2.89  10-19 kg  m/s
  C) 4.34  10-19 kg  m/s
  D) 5.01  10-19 kg  m/s
  E) 8.68  10-19 kg  m/s
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abro1885

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Reply #1 on: Jul 29, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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WWatsford

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Reply 2 on: Jul 29, 2018
Excellent

xiazhe

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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