1) Three equal charges q1, q2, q3 = +8.38 µC are located at the positions shown on the xy axes to the right. Find the net electrostatic force on charge q3 due to qi and q2, expressed in i', j^, k^, notation. y (m) (m) 2 3

q P -2q Two charges +q and -2q are placed on opposite corners of a square with side length 19 cm. The magnitude of q is 5.7 x 10-7 C. Calculate the magnitude of the electric field at the empty corner labeled P.

There are two point charges q1=(1.000x10^1) µC and q2=(-4.00x10^0) µC. q1 is located at origin (0, 0). q2 is located at ((2.000x10^0) m,(4.0000x10^0) m). Please calculated the x-component of the electrostatic force on q2  . Give your answer in the unit of N with 3 sf.

Questions 8-10 refer to the figure below. 91 а 92 а а 94 а 93 8. Four charges q1 = of the square have a length a. In terms of ke, Q, and a calculate the electric force acting on q1 due to q2, 93, and +Q, q2 = +Q, 93 = –Q, and q4 = -Q are in the corners of a square. The sides 4. A. ke (-0.65ây – 1.35g) C. kQ (0.65 + 1.35ŷ) В. К(-1.352 — 0.659) D. k (1.35â + 0.65ý) a2 a2 9. Four charges q1 = +Q, q2 = +Q, q3 = -Q, and q4 = -Q are in the corners of a square. The sides of the square have a length a. In terms of ke, Q, and a calculate the electric force acting on 2 due to q1, 93, and q4. A. k (0.65â – 1.35ŷ) C. E(-0.65£ + 1.35ŷ) D. g(-1,35 + 0.65ý) Q² B. k (1.35â – 0.65ý) 10. Four charges q1 = +Q, q2 = +Q, q3 = -Q, and q4 = -Q are in the corners of a square. The sides of the square have a length a. In terms of ke, Q, and a calculate the electric force acting on q3 due to q1, 92, and q4. A. k(-0.65â – 1.35g) B. k(-1.35â – 0.65ŷ) D. ke (1.35€ + 0.65ŷ) С. К (0.65 + 1.35)

A point charge q1 -41.8µC is 84cm from 92=83.2μC, and no other charges are present. q2 experiences a force due to q₁ that is 60° with respect to (wrt) the positive x-axis. Determine the magnitude of the force on q₁ due to 92 (in N) % (3 np 31 & 887 *