Question

in 3 - 5 sentences, compare (state similarities) and contrast (state differences) series circuit and parallel circuit combination. elaborate your answer and provide example. question 13 2 pt remember coulombs law: a pair of particles that are placed twice (2x) as far apart will experience electrical forces that are a. half as strong. b. twice as strong. c. one quarter as strong. d. four times as strong. o b o a o d o c

Explanation:

1. Similarities: Both series and parallel circuits are ways to connect electrical components. They allow electric current to flow and are part of electrical - circuit systems.
2. Differences: In a series circuit, components are connected end - to - end, and the same current flows through all components. For example, in a string of old - fashioned Christmas lights (a series circuit), if one bulb burns out, the whole string goes out. In a parallel circuit, components are connected across common points, and the voltage across each component is the same. For example, in household electrical wiring, lights and appliances are connected in parallel so that if one device fails, others can still operate.
3. Coulomb's Law: Coulomb's law states that the electrical force \(F\) between two charged particles is given by \(F = k\frac{q_1q_2}{r^2}\), where \(k\) is a constant, \(q_1\) and \(q_2\) are the charges of the particles, and \(r\) is the distance between them. If the distance \(r\) is doubled (\(r'=2r\)), the new force \(F'=k\frac{q_1q_2}{(2r)^2}=k\frac{q_1q_2}{4r^2}=\frac{1}{4}F\). So the electrical forces are one - quarter as strong.

Answer:

1. For the comparison of series and parallel circuits: Explained above.
2. For Question 13: C. one quarter as strong.