The figure below shows three small, charged spheres, all lying along the horizontal axis. Sphere A, at left, has a 6.85 nC charge. Sphere B has a 1.00 nC charge and is 3.00 cm to the right of A. Sphere C has a -2.65 nC charge and is 2.00 cm to the right of B. 3.00 cm + 2.00 cm (a) What is the magnitude (in N/C) of the electric field at a point 2.00 cm to the right of A? N/C (b) A fourth sphere with a charge of -2.00 nC is placed at this point. What are the magnitude (in N) and direction of the net electric force on it? magnitude N direction .-Select---

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The figure below shows three small, charged spheres, all lying along the horizontal axis. Sphere A, at left, has a 6.85 nC charge. Sphere B has a 1.00 nC charge and is 3.00 cm to the right of A.
Sphere C has a -2.65 nC charge and is 2.00 cm to the right of B.
3.00 cm
+ 2.00 cm →
(a) What is the magnitude (in N/C) of the electric field at a point 2.00 cm to the right of A?
N/C
(b) A fourth sphere with a charge of -2.00 nC is placed at this point. What are the magnitude (in N) and direction of the net electric force on it?
magnitude
N
direction
---Select--
Transcribed Image Text:The figure below shows three small, charged spheres, all lying along the horizontal axis. Sphere A, at left, has a 6.85 nC charge. Sphere B has a 1.00 nC charge and is 3.00 cm to the right of A. Sphere C has a -2.65 nC charge and is 2.00 cm to the right of B. 3.00 cm + 2.00 cm → (a) What is the magnitude (in N/C) of the electric field at a point 2.00 cm to the right of A? N/C (b) A fourth sphere with a charge of -2.00 nC is placed at this point. What are the magnitude (in N) and direction of the net electric force on it? magnitude N direction ---Select--
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