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What is the current through the battery in the following circuit if the emf of the...
Constants Part A A battery with an emf of 12.0 V shows a terminal voltage of...
Constants Part A A battery with an emf of 12.0 V shows a terminal voltage of 11.3 V when operating in a circuit with two lightbulbs rated at 3.0 W (at 12.0 V) which are connected in parallel. What is the battery's internal resistance? Express your answer using two significant figures. Submit Previous Answers Request Answe X Incorrect; Try Again; 3 attempts remaining
A battery with EMF 90.0 V has internal resistance Rb = 9.93 A. What is the...
A battery with EMF 90.0 V has internal resistance Rb = 9.93 A. What is the reading Vv of a voltmeter having total resistance Rv = 490 Ω when it is placed across the terminals of the battery? Express your answer with three significant figures. B. What is the maximum value that the ratio Rb/Rv may have if the percent error in the reading of the EMF of a battery is not to exceed 5.00 %? Express your answer with...
What current flows through the battery in the circuit shown in the figure? The battery has...
What current flows through the battery in the circuit shown in the figure? The battery has no internal resistance, and all the numbers are accurate to two significant figures. 312 302 20 Hov 3.0 A 2.5A O 0.35 A 20A
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...
in this example, if the emf of the 4 v battery is increased to 17 v...
in this example, if the emf of the 4 v battery is increased to
17 v and the rest of the circuit remains the same, what is
the
CChapter 19-Homework Problem 19.55 Find the current through the ammeter A Express your answer in amperes to three significant figures. Constants lnthe circuit shown in (Figure 1), the 6 0 Ω resistor is consuming energy at a rate of 23 0 J/s when the current through it flows as shown Submit Figure...
A battery with EMF 90.0 V has internal resistance Rb = 8.95 Ω . Part A...
A battery with EMF 90.0 V has internal resistance Rb = 8.95 Ω . Part A What is the reading Vv of a voltmeter having total resistance Rv = 440 Ω when it is placed across the terminals of the battery? Vv = 88.2 V Part B What is the maximum value that the ratio Rb/Rv may have if the percent error in the reading of the EMF of a battery is not to exceed 5.00 % ? Express your...
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...
A circuit is constructed with five resistors and one real battery as shown above right. We model. The real battery as an ideal emf V =12 V in series with an internal resistance r as shown above left.
A circuit is constructed with five resistors and one real battery as shown above right. We model. The real battery as an ideal emf V = 12 V in series with an internal resistance r as shown above left. The values for the resistors are: R1 = R3 = 24Ω, R4 = R5 = 112 Ω and R2 = 126 Ω. The measured voltage across the terminals of the batery is Vbattery = 11.73 V.2) What is r, the internal...
14) (25 points). Consider the circuit sketched below. If the battery provides an emf of 6.0...
14) (25 points). Consider the circuit sketched below. If the battery provides an emf of 6.0 V and every resistor has a resistance of 2.0 Ω 2. 7 points. a) What is the equivalent resistance of the resistor network 7 points. b) What are the currents through the resistors Ri and R2. 7 points. c) What are the voltages across the resistors R1 and R2 4 points. d) Which dissipates more power; Ri or R2?
In the circuit of the figure below, the battery emf e m f is 60 V,...
In the circuit of the figure
below, the battery emf e m f is 60 V, the resistance R is 150 Ω,
and the capacitance C is 0.500 µF. The switch S is closed for a
long time interval, and zero potential difference is measured
across the capacitor. After the switch is opened, the potential
difference across the capacitor reaches a maximum value of 150 V.
What is the value of the inductance?
In the circuit of the figure below,...
Constants Part A A battery with an emf of 12.0 V shows a terminal voltage of 11.3 V when operating in a circuit with two lightbulbs rated at 3.0 W (at 12.0 V) which are connected in parallel. What is the battery's internal resistance? Express your answer using two significant figures. Submit Previous Answers Request Answe X Incorrect; Try Again; 3 attempts remaining
What current flows through the battery in the circuit shown in the figure? The battery has no internal resistance, and all the numbers are accurate to two significant figures. 312 302 20 Hov 3.0 A 2.5A O 0.35 A 20A
in this example, if the emf of the 4 v battery is increased to
17 v and the rest of the circuit remains the same, what is
the
CChapter 19-Homework Problem 19.55 Find the current through the ammeter A Express your answer in amperes to three significant figures. Constants lnthe circuit shown in (Figure 1), the 6 0 Ω resistor is consuming energy at a rate of 23 0 J/s when the current through it flows as shown Submit Figure...
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...
14) (25 points). Consider the circuit sketched below. If the battery provides an emf of 6.0 V and every resistor has a resistance of 2.0 Ω 2. 7 points. a) What is the equivalent resistance of the resistor network 7 points. b) What are the currents through the resistors Ri and R2. 7 points. c) What are the voltages across the resistors R1 and R2 4 points. d) Which dissipates more power; Ri or R2?
In the circuit of the figure
below, the battery emf e m f is 60 V, the resistance R is 150 Ω,
and the capacitance C is 0.500 µF. The switch S is closed for a
long time interval, and zero potential difference is measured
across the capacitor. After the switch is opened, the potential
difference across the capacitor reaches a maximum value of 150 V.
What is the value of the inductance?
In the circuit of the figure below,...
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