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In Fig. 21-24, three charged particles lie on an x axis. In Fig. 21-24, three charged particles lie on an x axis. Particles 1 and 2 are fixed in place. Particle 3 is free to move, but the net electrostatic fo ce on it from particles 1 and 2 happens to be zero. If L23 […]

In Fig. 21-29a, three positively charged particles are fixed on an x axis. In Fig. 21-29a, three positively charged particles are fixed on an x axis. Particles B and C are so close to each other   that they can be considered to be at the same distance from particle A. The net force on particle […]

In Fig. 21-31, particles 1 and 2 of charge q 1 = q 2 = +3.20 x 10 -19 C are on a y axis at distanc In Fig. 21-31, particles 1 and 2 of charge q1 = q2 = +3.20 x 10 -19 C are on a y axis at distance d = 17.0 […]

Figure 21-33a shows charged particles 1 and 2 Figure 21-33a shows charged particles 1 and 2 that are fixed in place on an x axis. Particle t has a charge with a magnitude of lq1l = 8.00e. Particle 3 of charge q1 = +8.00e is initially on the x axis near particle 2.Tltenparticle 3 is […]

In crystals of the salt cesium chloride, cesium ions Cs+ form the eight corners of a cube In crystals of the salt cesium chloride, cesium ions Cs+ form the eight corners of a cube and a chlorine ion Clis at the cube”s center (Fig. 21-36). The edge length of thecube is 0.40 nm. The Cs+ […]

In Fig. 21-41, three identical conducting spheres initially have the following charges: In Fig. 21-41, three identical conducting spheres initially have the following charges: sphere A, 4Q; sphere B, -6Q; and sphere C,0. Spheres A and B are fixed in place, with a center-to-center separation that is much larger than the spheres. Two experiments are […]

(a) What equal positive charges a) What equal positive charges would have to be placed on Earth and on the Moon to neutralize their gravitational attraction? (b) Why don”t you need to know the lunar distance to solve this problem? (c) How many kilograms of hydrogen ions (that is, protons) would be needed to provide […]

In Fig. 21-44, what are the (a) magnitude and (b) direction of the net electrostatic force on In Fig. 21-44, what are the (a) magnitude and (b) direction of the net electrostatic force on particle 4 due to the other three particles? All four particles are fixed in the xy plane, and q1 = -3.20 […]

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Future expectations Briefing for Emergency Management: new supervisor in your coastal county emergency management agency and it is your job to brief him on the agency’s current plans to adjust operations due to changes you expect in technology and the threats you face. Prepare a PowerPoint slide briefing that evaluates the future and proposes actions […]