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Required information Problem 18.051 - Current through resistors in a circuit 29.6-V emf is connected to...
If a 87.9 V emf is connected to the terminals A and B and the current...
If a 87.9 V emf is connected to
the terminals A and B and the current in the 4 ? resistor is 13 A,
what is the value of the unknown resistor R?
Round your final answer to five significant figures If a 87.9 V emf is connected to the terminals A and B and the current in the 4 Ω resistor is 13 A, what is the value of the unknown resistor R? 7Ω 2Ω 4Ω R= (2
Two resistors are connected in series with a battery whose EMF is 35 V as shown...
Two resistors are connected in series with a battery whose EMF is 35 V as shown in the figure below. The resistances of resistor 1 is R1=37 and of resistor 2 is R2 = 57 2. What is the value of the current flowing through the circuit? R1 E R2 In the figure below bulb B is brighter than bulb C which is brighter than bulb A. Rank the magnitudes of the potential differences (voltages) across the bulbs, largest first...
A battery with a voltage of 16.0 V is connected to four resistors in the circuit...
A battery with a voltage of 16.0 V is connected to four resistors in the circuit shown above. The resistors are identical, each having a resistance of 8.00 ohms. What is the equivalent resistance of this set of four resistors? ohms Calculate the current through resistor C. A Which resistor has the most current through it, in this circuit? resistor A resistor B resistor C resistor D they all get equal currents, because the resistors are identical
Four resistors are connected in a circuit with a battery of unknown emf, as shown below....
Four resistors are connected in a circuit with a battery of unknown emf, as shown below. The battery is ideal, so it has no internal resistance. The current in the 30 Ohm resistor is 120 milliamps. Note that you should be able to do this problem without a calculator. (a) Calculate the current in the 60 Ohm resistor. (b) Calculate the current in the 80 Ohm resistor. (c) Calculate the power dissipated in the 20 Ohm resistor. (d) Calculate the...
Three resistors are connected in the circuit shown below. The emf of the battery is 12.0...
Three resistors are connected in the circuit shown below. The emf of the battery is 12.0 V and the resistors have the following values: R_1 = cR, and R_2 = R/c, where R = 29.0 Ohm and c is a positive number between 0 and infinity. R_3 is an unknown constant value. As the value of c approaches zero, the current through the battery approaches 0.200 A. What is the resistance of R_3? What does the value of the current...
PROBLEM 3: The circuit below consists of an ideal battery, with an EMF of E, connected...
PROBLEM 3: The circuit below consists of an ideal battery, with an EMF of E, connected to six resistors. Each resistor is related to one another via the equation Rw 7 (a) What is the battery current? Express your answer in terms of the following variables: R1, and/or AV. (b) What is the voltage drop for R1? Express your answer in terms of the following variables: R1, and/or AV. c) What is the current through R,? Express your answer in...
1. A battery having an emf of 9.34 V delivers 116 mA when connected to a...
1. A battery having an emf of 9.34 V delivers 116 mA when connected to a 67.5 Ω load. Determine the internal resistance of the battery. Ω 2.Three 9.4 Ω resistors are connected in series with a 19.0 V battery. Find the following. (a) the equivalent resistance of the circuit Ω (b) the current in each resistor A (c) Repeat for the case in which all three resistors are connected in parallel across the battery. equivalent resistance Ω current in...
A circuit consists of a battery connected to three resistors (60 Ω , 30 Ω ,...
A circuit consists of a battery connected to three resistors (60 Ω , 30 Ω , and 160 Ω ) in parallel. The total current through the resistors is 2.9 A 1.Find the emf of the battery. 2. Find the current through 60 −Ω resistor. 3. Find the current through 30 −Ω resistor. 4. Find the current through 160 −Ω resistor.
An ideal emf device (24.0 V) is connected to a set of resistors as shown in...
An ideal emf device (24.0 V) is connected to a set of resistors as shown in the figure below. If R1 = 22.2 Ω, R2 = 51.2 Ω, R3 = 140 Ω, and R4 = 90.00, find the current through resistor R3 R2 RI R3
1. Consider a series circuit consisting of a battery and two resistors. If the current through...
1. Consider a series circuit consisting of a battery and two resistors. If the current through one resistor is 18 A what is the current through the second resistor? 2. connected in parallel across a potential difference of 24.if In a parallel circuit, consisting of two resistors eadh the current put out by the battery is 74 A and the current through one resistor is 36A, what is the current through the other resistor?
If a 87.9 V emf is connected to
the terminals A and B and the current in the 4 ? resistor is 13 A,
what is the value of the unknown resistor R?
Round your final answer to five significant figures If a 87.9 V emf is connected to the terminals A and B and the current in the 4 Ω resistor is 13 A, what is the value of the unknown resistor R? 7Ω 2Ω 4Ω R= (2
Two resistors are connected in series with a battery whose EMF is 35 V as shown in the figure below. The resistances of resistor 1 is R1=37 and of resistor 2 is R2 = 57 2. What is the value of the current flowing through the circuit? R1 E R2 In the figure below bulb B is brighter than bulb C which is brighter than bulb A. Rank the magnitudes of the potential differences (voltages) across the bulbs, largest first...
A battery with a voltage of 16.0 V is connected to four resistors in the circuit shown above. The resistors are identical, each having a resistance of 8.00 ohms. What is the equivalent resistance of this set of four resistors? ohms Calculate the current through resistor C. A Which resistor has the most current through it, in this circuit? resistor A resistor B resistor C resistor D they all get equal currents, because the resistors are identical
Four resistors are connected in a circuit with a battery of unknown emf, as shown below. The battery is ideal, so it has no internal resistance. The current in the 30 Ohm resistor is 120 milliamps. Note that you should be able to do this problem without a calculator. (a) Calculate the current in the 60 Ohm resistor. (b) Calculate the current in the 80 Ohm resistor. (c) Calculate the power dissipated in the 20 Ohm resistor. (d) Calculate the...
Three resistors are connected in the circuit shown below. The emf of the battery is 12.0 V and the resistors have the following values: R_1 = cR, and R_2 = R/c, where R = 29.0 Ohm and c is a positive number between 0 and infinity. R_3 is an unknown constant value. As the value of c approaches zero, the current through the battery approaches 0.200 A. What is the resistance of R_3? What does the value of the current...
PROBLEM 3: The circuit below consists of an ideal battery, with an EMF of E, connected to six resistors. Each resistor is related to one another via the equation Rw 7 (a) What is the battery current? Express your answer in terms of the following variables: R1, and/or AV. (b) What is the voltage drop for R1? Express your answer in terms of the following variables: R1, and/or AV. c) What is the current through R,? Express your answer in...
An ideal emf device (24.0 V) is connected to a set of resistors as shown in the figure below. If R1 = 22.2 Ω, R2 = 51.2 Ω, R3 = 140 Ω, and R4 = 90.00, find the current through resistor R3 R2 RI R3
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