A +5.0-µC point charge is placed at the 0 cm mark of a meter stick and a -4.0-µC charge is placed at the 50 cm mark. What is the magnitude of net electric field at the 30 cm mark? (k = 1/4ne0 = %3D %3D 8.99 x 10° N - m²/c3)

Physics for Scientists and Engineers, Technology Update (No access codes included)
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Author:Raymond A. Serway, John W. Jewett
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Chapter24: Gauss’s Law
Section: Chapter Questions
Problem 24.46P: A thin, square, conducting plate 50.0 cm on a side lies in the xy plane. A total charge of 4.00 108...
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A +5.0-µC point charge is placed at the 0 cm mark of a meter stick and a -4.0-µC charge is placed
at the 50 cm mark. What is the magnitude of net electric field at the 30 cm mark? (k = 1/4nE0 =
!!
8.99 x 10° N m2/c?)
1.4 x 106 N/C
4.0 x 105 N/C
O 9.0 x 105 N/C
none of the given choices
O 5.0 x 105 N/C
Transcribed Image Text:A +5.0-µC point charge is placed at the 0 cm mark of a meter stick and a -4.0-µC charge is placed at the 50 cm mark. What is the magnitude of net electric field at the 30 cm mark? (k = 1/4nE0 = !! 8.99 x 10° N m2/c?) 1.4 x 106 N/C 4.0 x 105 N/C O 9.0 x 105 N/C none of the given choices O 5.0 x 105 N/C
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