Problem 4 The figure below, on the left, shows three sections of circuit that are to be connected in turn to the same battery via a switch. The resistors are all identical, as are the capacitors. Rank the sections according to (a) the final (equilibrium) charge on the capacitor and (b) the time required for the capacitor to reach 50% of its final charge, greatest first. Explain your answers
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- Consider a closed circuit in series that uses a 1000 micro F capacitor. I have drawn a figure below to illustrate this. How does using different resistors (like a 120 ohm & 620 ohm) change the time constant t ? How does this affect the time it takes for the capacitor to charge/discharge? Explain?Differential equation Please write your explanation and don't use the calculator. 2. When discharging a capacitor in an RC (resistor-capacitor) circuit, the charge Q varies according to the equation:????? +??= 0where R is resistance, C is the capacitance (both constants). Find a function for the charge stored inthe capacitor: (There’s no need to know anything about electronics or physics to do this problem. R and C are just constants—just do the math.)?(?) = __________________________________________________What is the equivalent resistance of a 100 kΩ resistor and a 140 kΩ resistor in parallel? I first don't how the diagram would look, nor the how to determine equivalent resistance.
- I need help with d,e,f Refer to the values in the box for the circuit shown in Figure. You can assume an ideal battery d.For each resistor, calculate the current through the resistor with Sclosed. e.For each resistor, does the current increase or decrease when S isclosed? Why? f.Calculate the power dissipated in each resistor with S closed andopen and show that the total matches the power generated by the emf. i posted a pic of work for a to c a.What is the potential difference, Vab, between points a and b when the switch S is open andb.What is the potential difference, Vab, betweenpoints a and b when S is closed?c.For each resistor, calculate the current through the resistor with SopenI need help finding the voltage across the 1500 ohm resistor and the current through the 3900 ohm resistor. Attached is a picture of the circuit.The circuit in the figure on the right shows a network of resistors connected in series and in parallel. (a) Determine the total resistance of the network. (b) What is the current through the 3.00-Ω?
- 1. for this circuit you need to show your work find the total resistance, total current, the current and voltage drop at each restior, and power disputed at resistor c 2. For the circuit Need to find the total resistance the total current, the current and total voltage drop at each restior. and power disputed at resitor BRefer to the circuit on the side. (a) Find the total resistance of the external circuit RT, considering an ohmmeter is connected at terminals 1 and 2. Refer to the figure on the side. (b) When an ideal battery of 10v is connected to terminals 1 and 2, what is the current passing through the 5 Ω resistor?Help please, Show your complete (step-by-step) analysis and solution, with the appropriate equations and/or diagrams. Thank youu! 1. Originally, a circuit contains four (4) identical resistors in parallel across a battery. If one resistor is removed, what happens to the value of total current, total resistance and total voltage? Express the new quantities in terms of the original quantities.
- Refer to the figure 2: a) find the equivalent resistance of the collection of resistors in the circuit. b) if the capacitor is initially uncharged how long does it take for the capacitor to reach 25% of its maximum, after the switch is closed?Use the exact values you enter to make later calculations. The figure below shows a battery connected to a circuit. The potential difference across the battery and the resistance of each resistor is given in the figure. (Assume R1 = 11.5 Ω, R2 = 1.30 Ω, and V = 6.50 V.) (I skipped a-c) (d) Using the result from part (c), what is the equivalent resistance (in Ω) of the entire circuit? in Ω (e) What is the current (in A) through the battery (equivalently, the conventional current that exits the positive terminal of the battery and enters the R2)? in A (f) What is the magnitude of the potential difference (in V) across R2? in VPlease answer these guide questions based on the table. What can you say about the current (I) values across each individual resistor? What happens to the measured voltage (V) across each individual resistor? Compare the theoretical and measured values for the resistances (R) of each individual resistor and the corresponding voltage (V) across them. Explain the differences between theoretical and measured values referred to above? Compare the voltage of Source 1 to the sum of V1 and V2. Explain. Compare the voltage of Source 2 to the sum of V4 and V5. Explain. *Write a conclusion: