F2,P = a q E₂ = a Ey = P Two point charges are fixed on a grid as shown. The squares forming the grid have sides of length a. Consider a coordinate system with unit vectors i, j in the directions shown. (Part a) Calculate 1,p, the unit vector pointing from charge 1 to the point P. Express your answer in terms of hati for i, hatj for 3, and a as needed. f1,P = 9Ⓡ (Part a) Calculate F2,p, the unit vector pointing from charge 2 to the point P. Express your answer in terms of hati for i, hatj for , and a as needed. ↑ (Part b) If q₁ = q and q2 = -2g, where q> 0, calculate the x and y components of the total electric field (where the x and y axes are in the 2 and directions, respectively) created by charges q₁ and 92 at the point P in terms of k, a and q.

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1,P
a
Two point charges are fixed on a grid as shown. The squares forming the grid have sides of length a. Consider a coordinate system with unit vectors i, in the
directions shown.
T2,P
q
(Part a) Calculate 1,p, the unit vector pointing from charge 1 to the point P. Express your answer in terms of hati for i, hatj for , and a as needed.
a
ET
q
(Part a) Calculate 2,p, the unit vector pointing from charge 2 to the point P. Express your answer in terms of hati for î, hatj for ĵ, and a as needed.
Ey
i
(Part b) If 9₁ = q and q2 = -2q, where a > 0, calculate the x and y components of the total electric field (where the x and y axes are in the 2 and 3 directions,
respectively) created by charges 9₁ and 92 at the point P in terms of k, a and q.
Transcribed Image Text:1,P a Two point charges are fixed on a grid as shown. The squares forming the grid have sides of length a. Consider a coordinate system with unit vectors i, in the directions shown. T2,P q (Part a) Calculate 1,p, the unit vector pointing from charge 1 to the point P. Express your answer in terms of hati for i, hatj for , and a as needed. a ET q (Part a) Calculate 2,p, the unit vector pointing from charge 2 to the point P. Express your answer in terms of hati for î, hatj for ĵ, and a as needed. Ey i (Part b) If 9₁ = q and q2 = -2q, where a > 0, calculate the x and y components of the total electric field (where the x and y axes are in the 2 and 3 directions, respectively) created by charges 9₁ and 92 at the point P in terms of k, a and q.
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