Three point charges lie along a circle of radius r at angles of 308, 1508, and 2708 as shown in Figure P23.26. Find a symbolic expression for the resultant electric field at the center of the circle.
● Overview of the Cosmological Argument: ○ While the ontological argument is a priori (independent of experience), the cosmological argument is a poste riori (takes personal experience into account). It claims that the observable world is ultimately explained by something transcendent: God. ○ Modal Terms: ■ Necessary thing: one whose nonexistence is impossible ■ Contingent thing: one whose existence a nd nonexistence are possible/impossible. ■ Possible thing: one whose existence is either certain or possible. ■ Impossible thing: one whose existence is impossible the opposite of a necessary thing. ■ Philosophe