in 1a. A uniform electric field of magnitude 267V/m is directly in the positive x-direction. A 1.36E-5C charge moves from the origin to the point (x,y)=(19.9cm, 46.1cm). What was the change in the potential energy of this charge? Submit Answer Tries 0/1 0 1b. Through what potential difference did the charge move? S W Tries 0/10 a 3 3a. Two point charges each of magnitude 2.19pC are located on the x axis. One is at x=1.05m, and the other is at x=-1.05m. Determine the electric potential on the y axis at y=0.477m. W Tries 0/10 3b. Calculate the electric potential energy of a -3.04pC charge placed on the y axis at y=0.477m. :' SubmitAnswer Tries 0/10 6. An electron is released from rest on the axis of a uniform positively charged ring, 0.119m from the rings center. If the linear charge density of the ring is +0.162nC/m and the radius of the ring is 0.23am, how fast will the electron be moving when it reaches the center of the ring? SubmitAnswer Tries 0/10 in a 4. A wire of finite length that has a uniform linear charge density A=6.80E-9C/m is bent into the shape shown below. Find the electric potential at point 0. SubmitAnswer Tries 0/10 an onsider two thin, conducting, spherical shells as shown in cross-section in the figure below. The inner shell has a radius r1 = 17.8cm and a charge of 11.1nC. The outer shell has a radius r2 = 29.8cm and a charge of -28.0nC. A Consider two thin, conducting, spherical shells as shown in cross-section in the figure below. The inner shell has a radius , = 17.8cm and a charge of 11.inC. The outer shell has a radius /2 = 29.8cm and a charge of -28.OnC. B C Calculate the electric field E at / = 11.4cm. (Take the positive direction to be radially outwards.) Submit Answer Tries 0/10 Calculate the electric field E at / = 21.6cm. Submit Answer Tries 0/10 Calculate the electric field E at / = 38.4cm. Submit Answer Tries 0/10 Calculate the electric potential V at / = 11.4cm, with V = 0 at / = infinity. Submit Answer Tries 0/10 Calculate the electric potential V at / = 21.6cm. Submit Answer Tries 0/10 Calculate the electric potential V at / = 38.4cm. Submit Answer Tries 0/10 For the following image V1=68.0V, V2=52.4V, and V3=36.8V. A proton's speed as it passes point A is 53661.0m/s and it follows the trajectory shown. What is the proton's speed at point B? Submit Answer Tries 0/10For the following image V1=68.0V, vz=52.4v, and V3=36.8V. A proton's speed as it passes point A is 53661.0m/s and it follows the trajectory shown. What is the protons speed at point B? :| Submit Answer Tries 0/10 A proton is fired from far away toward the nucleus of a mercury atom. Mercury is element number 80, and the diameter of the nucleus is 14.1fm. If the proton is fired at a speed of 4.09E+7m/s, what is its closest approach to the surface of the nucleus? (Assume the nucleus remains at rest.) SubmitAnswer Tries 0/10 to a A proton and an alpha particle (q = +2.00e, m = 4.00u ) are red directly toward each other from far away, each with an initial speed of 0.178c. What is their distance of closest approach, as measured between their centers? (Hint: There are two conserved quantities. Make use of both.) \\:i Submit Answer Tries 0/10 a i Two spherical drops of mercury each have a charge of 0.221nC and a potential of 385.0V at the surface. The two drops merge to form a single drop. What is the potential at the surface of the new drop? : Submit Answer Tries 0/10 Three electrons form an equilateral triangle 2.43nm on each side. A proton is at the center of the triangle. What is the potential energy of this group of charges? SubmitAnswer Tries 0/10 bi The four 1.629 spheres shown below have q+Ve = 12.0nC and d=1.74cm. The spheres are released simultaneously and allowed to move away from each other. What is the speed of each sphere when they are very far Submit Answer Tries 0/10 1+" 9+" The four 1.629 spheres shown below have C|+ve = 12.0nC and d=1.74cm. The spheres are released simultaneously and allowed to move away from each other. What is the speed of each sphere when they are very far SubmilAnswer Tries 0/10 9+"