Two point charges are lying on the y- axis as in the figure: q₁ = -4.50 μC and q2 = +4.50 μC. They are equidistant from the point P, which lies on the x- axis. (a) What is the magnitude of net electric field at P? (b) A small object of charge do = 7.80 µC and mass m = 1.17 g is placed at P. When it is released, what is the magnitude of its acceleration? 91 92 +V 0.560m 30.6 30.6° 0.560m

Three point charges are located on a circular arc as shown in the figure below. (Let r = 4.16 cm. Assume that the +x-axis is to the right and the +y-axis is up along the page.) +3.00 nC -2.00 nC 30.0° P 30.0° +3.00 nC (a) What is the total electric field at P, the center of the arc? magnitude 16622 v N/C direction to the right (b) Find the electric force that would be exerted on a -5.21 nC point charge placed at P. magnitude x N downwards x 3.9*10**-5 direction

Two charges, 4 µC and -8 µC, are placed on x-axis at x= -6 m and x=6 m.  Determine the magnitude and direction of the electric field on the y-axis at y = 8 m.  If 12 µC charge is placed at this point, what is the magnitude and direction of force acting on the 12 µC charge?

Two point charges are placed on the x axis as shown in (Figure 1). The first charge, q1 = 8.00 nC , is placed a distance 16.0 m from the origin along the positive x axis; the second charge, q2 = 6.00 nC , is placed a distance 9.00 m from the origin along the negative x axis. Find the x-component of the electric field at the origin, point O. Express your answer in newtons per coulomb to three significant figures, keeping in mind that an x component that points to the right is positive. Now, assume that charge q2q2 is negative; q2=−6nCq2=−6nC, as shown in (Figure 2). What is the x-component of the net electric field at the origin, point O? Express your answer in newtons per coulomb to three significant figures, keeping in mind that an x component that points to the right is positive.

Two point charges are placed on the x-axis. 12 µC at x = 0.6 m, and -15 µC at x = -0.6 m. Determine the magnitude and direction of the electric field on the y-axis at y = 0.45 m.

The figure shows two charged particles on an x axis: -q = -3.20 x 10-19 C at x = -1.50 m and q = 3.20 x 10-19 C at x = 1.50 m. What are the (a) x- and (b) y- components of the net electric field produced at point P at y = 5.00 m?

Positive charge Q = 7.8 n C  is spread uniformly along a thin insulating rod of length L = 14.5 cm. a) Find the magnitude and direction of the electric field at point P, at distance R = 6.00 cm from the rod along its perpendicular bisector. b) Explain how the direction of the field is determined.

Two test charges are located in the xy plane. Charge q₁ = -3.950 nC and is located at x₁ = 0.00 m, y₁ = 0.7200 m. Charge 92 = 4.600 nC and is located at x2 = 1.100 m, y2 = 0.650 m. Calculate the x and y components, Ex and Ey, respectively, of the electric field Ĕ at the origin, (0, 0). The Coulomb force constant is 1/(4леo) = 8.99 × 10⁹ N.m²/C². Ex = N/C ㄢˋ Ey = = N/C

34. Go The drawing shows two situations in which charges are placed on the x and y axes. They are all located at the same distance of 6.1 cm from the origin O. For each of the situations in the drawing, determine the magnitude of the net electric field at the origin. -5.0 μC +1.0 µC +2.0 µC -3.0 μC +4.0 μ -1.0 μC +6.0 μC (b) (a)

Three point charges (Q₁=-5 µC, Q2=-2 µC, and Q3=-5 µC) are on the y-axis at y₁= 8 cm, y₂=0 cm, and y3=-8 cm, respectively. What is the magnitude and direction of the electric field from these charges at point P located on the x-axis at x=6 cm?