Circuits 6 and 7 show the three resistors connected in series-parallel combinations. Investigate these to see how the current through each resistor is related to the total current, and how the voltage across each resistor is related to the battery voltage. Also, calculate the equivalent resistance of each circuit for a particular set of R1, R2, and R3 values. Does your value agree with the "Equiv. resistor" readout in the simulation? R1 ... R2 R3 Circuit 6 ... R1 R2 R3

Circuits 6 and 7 show the three resistors connected in series-parallel combinations. Investigate these to see how the current through each resistor is related to the total current, and how the voltage across each resistor is related to the battery voltage. Also, calculate the equivalent resistance of each circuit for a particular set of R1, R2, and R3 values. Does your value agree with the "Equiv. resistor" readout in the simulation? R1 ... R2 R3 Circuit 6 ... R1 R2 R3

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter10: Direct-current Circuits

Section: Chapter Questions

Problem 74AP: Consider a circuit that consists of a real battery with an emf and an internal resistance of r...

See similar textbooks

Similar questions

Consider a circuit that consists of a real battery with an emf and an internal resistance of r connected to a variable resistor R. (a) In order for the terminal voltage of the battery to be equal to the emf of the battery, what should the resistance of the variable resistor be adjusted to? (b) In older to get the maximum current from the battery, what should the resistance variable resistor be adjusted to? (c) In order for the maximum power output of the battery to be reached, what should the resistance of the variable resistor be set to?
Find the current I through the circuit.I= (mA). Find the voltage across each resistor. Give your answer as a comma-separated list in unit of volt, as an absolute value. potential drops across R1, R2, R3, R4, and R5 (in volt, in order): What is the power supplied by the batteries—that is, the power dissipated or consumed by the circuit?P= (W).
Find the expression for the equivalent resistance of 3 resistors (R1.R2.R3) connected in parallel. Sol. In a parallel connection, voltage drops across the resistors so: Using, Ohm's Law V=1 we derive, that 2 = V2/ I3=V3/ Since, the voltage is the same on all resistors, then V= V = Substituting to the, first equation above, we get the following |= V1/ + V2/ + V3/ So: 1 1 1 + + R2 1. Rea R1 R3
What is the current read by the ammeter in the circuit below? Let R1 = 1 kiloohm, R2 = 2 kiloohm, R3 = 3 kiloohm, and the emf of the ideal source is 5 volts. Input R1, R2, and R3 for resistors R1, R2, and R3 respectively. Input E for the emf €. Use context clues to figure out if you need to input a numerical value, variable, word, etc. All numerical answers should be in three significant figures. %3D R1 R2 R3 (A First we calculate the current across each resistor. From Ohm's law, we arrive at a general formula for current:
Part a and b, please. For the circuit shown in the figure (Figure 1) both meters are idealized, the battery has no appreciable internal resistance, and the ammeter reads 1.60 A Part a What does the voltmeter read? Part b What is the emf E of the battery?
Consider the circuit shown in the figure. Suppose the four resistors in this circuit have the values R1= 13 Ω, R2= 6.1 Ω, R3= 8.0 Ω, and R4 = 10 Ω, and that the emf of the battery is E= 15 V A) Find the current through each resistor using the rules for series and parallel resistors. Express your answers using two significant figures separated by commas. B) Find the current through each resistor using Kirchhoff's rules. Express your answers using two significant figures separated by commas.
Consider the following circuit diagram. The potential difference across the battery is 40.0 volts, and it supplies a current of 5.00 amperes to the circuit. There is a current of of 2.70 amperes flowing through R1. Resistor R2 has a resistance of 5.50 ohms. What is the resistance of R3? Answer in ohms to two decimal places, but do not include units in your answer.
Make a VIRP table and complete it by measuring the voltage across each resistor and the power supply and measuring the current through each resistor and the total current and the total power coming out the power supply. Set your power supply to 12 V. Provide evidence that your table information is reasonable. Write down your reasoning and show your calculations. Figure A R1 = 100 Ω R2 = 90 Ω R3 = 105 Ω
R = Two identical resistors of Ro= 41 Q are connected head-to-tail. www Express the resistance Ro of one of the resistors in terms of the resistivity p, length L, and the cross section area A. Calculate the total resistance R of the two resistors in ohms. R R
In the schematic below two batteries are in series and drive current through the circuit as shown. The first resistor has a voltage drop AV₁ = 1.2 V, the middle resistor has a resistance of R = 64, and the last resistor has a voltage drop AV₂ = 1 V. Given these parameters, what is the magnitude of current flowing through the circuit in milli-amps (mA)? Giver your answer to 3 significant figures. AV, ww 3.0 V 4.5 V ww ΔV, ww R
Three resistors, R1=20, R2-40n, R3-50 are connected to a battery as shown in the figure below. If the battery voltage is 35Volts, determine the power dissipated by R1. Express your answer in units of Watts, using zero decimal places. R2 R1 R3 V
Make a VIRP table and complete it by measuring the voltage across each resistor and the power supply and measuring the current through each resistor and the total current and the total power coming out the power supply. Set your power supply to 24 V. Provide evidence that your table information is reasonable. Write down your reasoning and show your calculations. Figure B R1 = 100 Ω R2 = 90 Ω R3 = 105 Ω