Five point charges, all with q= 60 nC, are spaced equally along a semicircle as shown in  the Figure. If the semicircle has a radius of 9.5 m, what is the magnitude of the electric field at the origin?

In the figure the three particles are fixed in place and have charges q₁1 = 92 = +3e and q3 = +1e. Distance a = 6.72 μm. What is the magnitude of the net electric field at point P due to the particles?

Four point charges are positioned as such: A(0,1), B(2, 1), C(0,0), D(2,0). Charge A = -3 microcoulombs, Charge B = 3 microcoulombs, C = 2 microcoulombs, and D = - 2 microcoulombs. What is the net electric field experienced at the origin.

Two particles having charges q1 = 0.500 nC and q2 = 8.00 nC. The first charge is located at x=0, y = 3 cm and the second charge is located at x = 5 cm, y = 0. What is the magnitude and direction of the electric field at the origin (x = 0, y = 0)?

A uniform line of charge of length 2L/3 lying between x = 0 and x = 2L/3 is charged with Q/2 as shown in the figure. Which of the following gives the electric field at point P located at x = 2L? P 3kQ o (2L-x)? 2L dx 4L 3kQ r 2/3 dx 4L z(x-72) 2L 3kQ dx 4L 2L/3 3kQ dx 4L (L- x)? r 24/3 (2L- x)? 3kQ dx 2L

In the figure, the four particles are fixed in place and have charges q, = q2= 5e, q3 = 3e, and q4 = -12e (e = 1.6 × 10-19 C). Distance d= 5.0 µum. What is the magnitude of the net electric field at point P due to the particles? 4 Give your answer in N/C. (ke = /4ne, = 9.0 × 10° Nm²/C²)

In the figure, the center of the circle with radius R = 10 cm in the x-z plane is overlapped with the origin of the coordinate system.The total charge Q on the circle is not uniform, but is distributed according to the angle Theta in a way to fit the relation Lamda = Sqroot5 Theta.Here Theta is the angle between the radius R of the circle and the x-axis. Find the magnitude of the electric field created by these charges in the direction of the y axis at the P point on the y axis at a distance of 2R.

Two point charges are lying on the y- axis as in the figure: q₁ = -4.10 μC and 92 = +4.10 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 qo = 7.30 µC and mass m = 1.24 g is placed at P. When it is released, what is the magnitude of its acceleration? 91 92 + (a) Number (b) Number 0.880m 31.5 31.5° 0.880 m +x Units Units !!

Three charges are on the plane (x,y) as reported on the picture. The two charges q on the x-axis are equal and at distance of 8 cm from the origin. The charge on the y-axis is negative and 3q and it is at 16 cm from the origin. Determine the x component of the electric field at the point P (0,5) cm. q P -39 q

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 7.10 cm from the origin O. For each of the situations in the drawing, determine the magnitude of the net electric field at the origin. +2.0μC -5.0 μC (a) -3.0 μC +4.0 μC +1.0 μC +6.0 με (b) -1.0 με