The rather simple circuit shown below is known as a voltage divider. The symbol consisting of threehorizontal lines is represents "ground" and can be defined as the point where the potential is zero. Thevoltage divider is widely used in circuits and a single voltage source can be used to provide reduced voltageto a load resistor as shown in the second part of the figure.Vin R1VinR1VoutVoutR2R2O V(b)(a)Hinta. What is the output voltage Vut of circuit (a) in terms of R1,R2, and Vin?Vout =b. What is the output voltage Vout of circuit (b) in terms of R1,R2,RL, and Vin?Vout =

Kirchhoff's Voltage law: The sum of all potential around the close loop is zero. ∑V=0 When…

Answered: The rather simple circuit shown below…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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The circuit in the figure below contains a 90.0 V battery and four capacitors. In the top parallel branch, there are two capacitors, one with a capacitance of C, = 6.00 uf and another with a capacitance of 6.00 uF. In the bottom parallel branch, there are two more capacitors, one with a capacitance of 2.00 uF and another with a capacitance of C, = 8.00 pF. 6.00 uF 2.00 uF 90.0 V (a) What is the equivalent capacitance (in uF) of the entire circuit? (b) What is the charge (in uC) on each capacitor? on C, on C2 on the 6.00 uF capacitor pc on the 2.00 uF capacitor (c) What is the potential difference (in V) across each capacitor? across C, across C, V across the 6.00 µF capacitor across the 2.00 pF capacitor
Apply Kirchoff's law to the circuit and write down the linearly independent voltage equations. You must draw the diagram and show the direction of currents in each of the components. The emf's in the circuit have the values E1=4V and E2=12V. The resistors have the following value of resistances R1=2.2Ω, R2=22Ω, R3=4.4Ω, and R4=3.3Ω. b) Find the current through the resistance R3. c) Find the magnitude of potential difference across the points p and q (i.e. potential difference of point q relative to point p. ).
Consider the following circuit diagram, assuming the voltage is V = and all the capacitors have C = 2µF. 10v, C, C3 C5 a) By finding the equivalent capacitance, and then working backwards, find the voltage drop across each capacitor, and the charge stored on each ca- pacitor. b) What is the energy stored in each capacitor? c) Now replace each capacitor with R= 20 resistors. By finding the equiv- alent resistance and working backwards, find the voltage drop across each resistor and the current through each resistor. d) What is the power dissipated by each resistor? What is the power deliv- ered by the voltage source?
V 2. In the circuit shown, Ci= 50.0 µF C2= 20.0 µF C3= 60.0 µF C4= 40.0 µF C2 C3 And the battery has a voltage of 15.0 V. C4 а) What is the equivalent capacitance of the circuit in the figure? b) What is the charge on C2?
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. 25.0 V 10.5 Ω 10.5 Ω 4.00 Ω 4.00 Ω 20.0 Ω A rectangular circuit begins at its left side at a 25.0 V battery with the positive terminal on top. From the battery, the circuit extends up and to the right to point b. The circuit continues rightward from point b and splits into three parallel vertical branches. The leftmost branch has a resistor labeled 10.5 Ω, the middle branch has a resistor labeled 4.00 Ω and the rightmost branch, from top to bottom, goes through a resistor labeled 4.00 Ω, point c, and a resistor labeled 20.0 Ω. The three branches recombine, the circuit extends to the left passing through point a, bends upward to a resistor labeled 10.5 Ω and reaches the negative terminal of the battery. (a) What is the magnitude of the potential difference (in V) between points a and b in the circuit? (b) What is the…
Four capacitors are arranged in the circuit shown in the figure. The capacitors have the values C1 = 26.5 µF, C2 = 45.5 µF, C3 = 50.5 µF, and C4 = 40.5 µF, and the power supply is at voltage V = 19.5 V. C, What is the equivalent capacitance of the circuit? V equivalent capacitance: 14.14 HF What is the charge on capacitor C2? charge on C2: 275.73 x10–6 C What is the potential difference across capacitor C3? 6.8 potential difference across C3: V Incorrect What is the potential energy stored in capacitor C4? 9.3 x106 potential energy stored in C4: J Incorrect 生
The capacitors C₁ = 42.5 µF and C₂ = 127.5 µF are connected to a 9-V battery as shown in the figure below. What is the equivalent capacitance of the circuit? C₁ HH S €₂ V HI The equivalent capacitance, Ceq = What is the charge in each capacitor? The charge in C₁, Q₁ = Units UC The charge in C₂, Q₂ = What is the energy stored in each capacitor? The energy in C₁, U₁ : = The energy in C₂, U₂ = Units HC Units mJ Units mJ Units UF
Four students are given the values for voltage (V) and current (I) in four different circuits. Each student is asked to calculate the correct resistance (R) for the circuit. Resistance of Four Circuits Student V (volts) I (amps) Calculated R (ohms) Student A 240 3 80 Student B 6 60 10 Student C 100 2 400 Student D 5 50 250 Which student calculated the correct relationship between V, I and R, and why? A Student A, because R=V/I B Student B, because R=I/V C Student C, because R=VI^2 D Student D, because R=IV
Four capacitors are arranged in the circuit shown in the figure. The capacitors have the values C 3 26.5 иF, С2 — 45.5 pF, C3 = 50.5 µF, and C4 40.5 µF, and the power supply is at %3D voltage V = 19.5 V. C, What is the equivalent capacitance of the circuit? V equivalent capacitance: 14.14 µF What is the charge on capacitor C2? 4.03 x10-4 charge on C2: C Incorrect What is the potential difference across capacitor C3? potential difference across C3: V Incorrect What is the potential energy stored in capacitor C4 ? potential energy stored in C4: J Incorrect
In the figure below is a circuit with four resistors and a battery. The battery has an emf of E = 10.65 V and a current of I. The resistance of each resistor is related to some resistance R as follows: R1 R, R2 2R, R3 = 4R, R4 3R. Determine the voltages across each resistor. R, = 2R %3D R, = R R, = 3R R, = 4R V V = ww
Consider the circuit shown in the figure below, where C1 = 6.00 µF, C2 = 2.00 µF, and AV = 12.0 V. Capacitor C1 is first charged by closing switch S1. Switch S1 is then opened, and the charged capacitor is connected to the uncharged capacitor by closing S2. What is the new voltage across C2? AV OA 9,00 V O B. None of the given options OC 3,00 V O D. 12.0 V O E. 6.00 V
Four capacitors are arranged in the circuit shown in the figure. The capacitors have the values C₁ = 24.5 µF, C₂ = 45.5 µF, C3 = 50.5 µF, and C4 = 40.5 µF, and the power supply is at voltage V = 26.5 V. What is the equivalent capacitance of the circuit? equivalent capacitance: What is the charge on capacitor C₂? charge on C₂: What is the potential difference across capacitor C3? potential difference across C3: What is the potential energy stored in capacitor C4? potential energy stored in C4: HF с V J V C3 C₁ C₂ C₁

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