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Author Question: A particle of charge +2q is placed at the origin and particle of charge -q is placed on the x-axis ... (Read 297 times)

mynx

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on: Jul 29, 2018
A particle of charge +2q is placed at the origin and particle of charge -q is placed on the x-axis at x = 2a. Where on the x-axis can a third positive charge be placed so that the net electric force on it is zero?
 
  A) 3.4a
  B) 6.8a
  C) 8.6a
  D) 9.3a
  E) 1.0a

Question 2

What is the wavelength of a 6.32-eV photon? (c = 3.00  108 m/s, h = 6.626  10-34 J  s, 1 eV = 1.60  10-19 J)
 
  A) 197 nm
  B) 167 nm
  C) 216 nm
  D) 234 nm
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Mollythedog

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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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mynx

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Reply 2 on: Jul 29, 2018
:D TYSM

xiaomengxian

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Reply 3 on: Yesterday
Gracias!

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