ندA 12 V battery with an internal resistance of 1 2 is connected in series with a 2 2 resistor and inseries with a parallel pair of resistors, 4 and 12 .a)Draw the circuit.b)Find the voltage across the parallel pair.D2C

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Answered: ند A 12 V battery with an internal…

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

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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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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

Example1: a) A battery has internal resistance r = 0.005 N when it is new. The internal resistance increases to r = 2.0 N when the battery gets old. What happens to the voltage of the ideal battery, ɛ ? Circle one. a Increase I decrease I stays the same Fig A b) What happens to the terminal voltage Vab between points a and b as the battery gets older. Increase I decrease | stays the same
4. Which of the following statements is true of the voltameters? A. Voltmeter 1 and voltmeter 2 will read the same voltage. B. Voltmeter 1 will read 6 V. C. Voltmeter 2 will read 6 V. D. Voltmeter 2 will read the correct voltage across the 3Ω resistor. E. Both voltmeters will read the correct voltage across the 6Ω resistor.
A. Five resistors are connected as shown below. Which of the following statements is true? Select all apply. BE and C are in parallel A and E are in parallel A and C are in parallel B and D are in parallel A and D are in series B and E are in series AD and C are in parallel B. Five resistors of the same resistance R are connected as shown below. What is the equivalent resistance? 0.33R 0.5R 2R R 2.5R 0.2R 5R 1.5R
K7
Q9
Three resistors with values R1, R2 and R3, respectively, are connected in parallel. Which of the following expresses the total resistance, RT, of the three resistors when connected in parallel? a. RT = R1 + R2 + R3 b. RT = (1/R1 + 1/R2 + 1/R3) c. RT = R1 = R2 = R3 d. RT = (1/R1 + 1/R2 + 1/R3)-1
In the circuit(attached) what are the reading on the voltmeters V1 an V2 and the ammeters A1 and A2?
C₁ C₂ C31 C₁ = 86 F, C₂ = 4 F, C3 = 10 F and V = 48 Volts. a) Determine the total capacitance of the circuit (Answer must be exact.) b) Determine the total charge that leaves the battery. (Answer must be exact.) c) Determine the voltage drop across C3 Number have 3 significant figures.) d) Determine the total chage on C₁ Number 3 significant figures.) Number Units Units Units Units (Answer must (Answer must have
C1 C3 Voltage Source C5 С4 C2 Find the equivalent capacitance of the circuit above if: C1 = 10 µF %3D C2 = 5 µF C3 = 9 µF C4 = 6 µF C5 = 8 µF Express in microFarad.
A voltage divider circuit uses two resistors in series to produce a potential difference that is less than that of a circuit’s emf. Shown is the circuit. What should the resistance R be such that the potential difference across R is one-third that of the battery?

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ند A 12 V battery with an internal resistance of 1 2 is connected in series with a 2 2 resistor and in series with a parallel pair of resistors, 4 and 12 . a) Draw the circuit. b) Find the voltage across the parallel pair. D 2 C