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Coulombs |
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| Dec6-03, 05:49 PM | #1 |
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Coulombs
What charge is required to suspend a 1.7*10^-13kg oil drop in an electric field of 2.5*10^5 N/C?
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| Dec8-03, 09:51 AM | #2 |
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Draw the Free Body Diagram
Apply [tex] \Sigma F[/tex] = [tex] \vec F_m_a_g + \vec F_w_t [/tex] = 0 As in case of equilibrium Also apply the charge quantization |
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