(II) Two point charges, Q1 = -32 µC and Q2 = +45 µC, are separated by a distance of 12 cm. The electric field at the point P (see Fig. 16–57) is zero. How far from Qj is P? Q1 Q2 12 cm P -32 μC +45 µC FIGURE 16-57 Problem 32.
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- Three point charges Q = 5 x 10-9C (0, 5, 0), Q, = -10 × 10-9 C (0, -5, 0) and Q3 = 15 x 10-9 C (-5, 0, 0). In what position should another charge 20 x 10-9 C should be placed so that the net electric field will be zero magnitude in the origin?Point charges of 28.0 µC and 48.0 µC are placed 0.500 m apart. (a) At what point (in m) along the line connecting them is the electric field zero? m (from the smaller charge) (b) What is the magnitude (in N/C) and direction of the electric field halfway between them? magnitude ? N/C Direction: towards larger or smaller charge?A non-conducting sphere 15.0cm in diameter has a total charge of 2.25µC distributed uniformly throughout its volume. Plot the magnitude of the electric field, E, as a function of the distance, r, from the center of the sphere, from r =0cm to r =30.0cm. (The graph must be madeon computer)
- A point charge q = 1 nC is placed at the following position in the x-yplane: at (x, y) = (0, 3m). Calculate the magnitude of the electric field atthe point P: (x, y) = (0, 0).Figure 22-40 shows an electric dipole. What are the (a) magni- tude and (b) direction (rèlative to the positive direction of the x axis) of the dipole's electric field at point P, located at distance r> d? +q d/2 d/2 Fig. 22-40 Problem 19.(c) Calculate the electric field, E, at the origin for the three scenarios given. The magnitude 4760 of all charges is 3 C and the charges form squares with each side 1-m long. k = 8.99 x 10°Nm²/C². =
- . Two point charges of 5.0 µC are located on the y axis. One is at y = 10 cm, and the other is at y = -10 cm. Determine the total electric field at a point, (50 cm, 0).An electric dipole consists of two charges, +4 μC and -4 μC, separated by a distance of 2 cm. Determine the electric field strength at a point on the axial line of the dipole, 4 cm away from its center.(a) Three point charges, A = 1.50 µC, B = 7.50 µC, and C = -3.80 µC, are located at the corners of an equilateral triangle as in the figure above. Find the magnitude and direction of the electric field at the position of the 1.50 µC charge. magnitude direction