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3. A current of 1.5A runs through a resistor in a circuit. A voltmeter reads a...
*** Problem 3 When switch S in Figure 1 is open, the voltmeter V reads 3.08...
*** Problem 3 When switch S in Figure 1 is open, the voltmeter V reads 3.08 V. When the switch is closed, the voltmeter reading drops to 2.97 V, and the ammeter reads 1.65 A. (Note: r is internal resistance of the battery.) fr Figure 1: Assume that the two meters are ideal so they don't affect the current in the circuit. a What is the EMF, V, produced by the battery? b) What is the liternal cesistance, r, of...
A 1.14 MΩ voltmeter is placed in parallel with a 79.0 kΩ resistor in a circuit....
A 1.14 MΩ voltmeter is placed in parallel with a 79.0 kΩ resistor in a circuit. (b) What is the resistance of the combination? (Enter your answer in ohms to at least 3 significant figures.) (c) If the voltage across the combination is kept the same as it was across the 79.0 kΩ resistor alone, what is the percent increase in current? (d) If the current through the combination is kept the same as it was through the 79.0 kΩ...
A 1.46 MΩ voltmeter is placed in parallel with an 80.0 kΩ resistor in a circuit....
A 1.46 MΩ voltmeter is placed in parallel with an 80.0 kΩ resistor in a circuit. (a) Draw a circuit diagram of the connection. (Submit a file with a maximum size of 1 MB.) This answer has not been graded yet. (b) What is the resistance of the combination? (Enter your answer in ohms to at least 3 significant figures.) 74074 Correct: Your answer is correct. Ω c) If the voltage across the combination is kept the same as it...
Suppose you apply several different voltages across a circuit and measure the current that runs through...
Suppose you apply several different voltages across a circuit
and measure the current that runs through the circuit. A plot of
your results is shown below. What is the resistance of the
circuit?
0 1 2 3 4 5 Voltage (V) Suppose you apply several different voltages across a circuit and measure the current that runs through the circuit. A plot of your results is shown below. What is the resistance of the circuit?
Given the following circuit: a) Find the current I through the 2.00 Ω resistor and the...
Given the following circuit:
a) Find the current I through the 2.00 Ω resistor and the
voltage V of the battery to the left of this resistor
b) Calculate the power delivered to all elements in the circuit
and show energy is conserved.
4.00 0 8.00 12 W- 3.00 A 24.0V 6.00 12. M- # + 2.00 2..
Part 1- Calculating the current through the resistor A 59-Ω resistor in a circuit has a...
Part 1- Calculating the current through the resistor A 59-Ω resistor in a circuit has a voltage difference of 8 V across its leads. Calculate the current through the resistor. The current through the resistor is ____ A. Part 2- Suppose that the appliances connected to a household circuit were connected in series rather than parallel. What disadvantage would there be to this arrangement? Multiple Choice A- should one appliance fail, the whole system would be down B- every time...
Explain For the circuit shown in the Figure 3, R is 12.0 ? and the ammeter...
Explain
For the circuit shown in the Figure 3, R is 12.0 ? and the ammeter reads 0.25 A 11. What is the reading of the voltmeter 12. 15.0 12, What is the voltage across the 15.0 ? resistor? Figure 3 13. If the emf of the battery is 9V, what is the internal resistance of the battery? .2S 14. Calculate the total power that dissipates in this circuit. extenal 15, which one, if either, does dissipate most power: the...
5-7 please C O If you plot voltage vs. current in a circuit, and you get...
5-7 please
C O If you plot voltage vs. current in a circuit, and you get a linear line, what is the significance of the slope? (A) Power. (B) Discriminant. (C) Resistance. (D) None of the above. A resistor has 3 volts across it. Its resistance is 1.5 ohms. What is the current? (A) 3A O c (B) 12A (C) 2A 1.5A A resistor has 8 volts across it and 3 amps going through it. What is the power consumed?...
For the circuit shown in the figure find the current through each resistor. For the circuit...
For the circuit shown in the figure find the current through
each resistor.
For the circuit shown in the figure find the potential
difference across each resistor.
A series circuit has two resistor with resistances of 3,000Ω and 10,000Ω. If the current through...
A series circuit has two resistor with resistances of 3,000Ω and 10,000Ω. If the current through the 3000 resistor is 1.5mA what is the voltage of the power supply a. 4.00V b. 15.00V c. 3.46V d. 19.50V There are 3 resistors hooked up in parallel. Their resistances are 500Ω 2,500Ω and 8,000Ω, if the power supply provides 10V, what is the current going through the 2500Ω resistor. a. 0.9mA b. 4.0mA c. 1.2mA d. 25.2mA The power source of a...
*** Problem 3 When switch S in Figure 1 is open, the voltmeter V reads 3.08 V. When the switch is closed, the voltmeter reading drops to 2.97 V, and the ammeter reads 1.65 A. (Note: r is internal resistance of the battery.) fr Figure 1: Assume that the two meters are ideal so they don't affect the current in the circuit. a What is the EMF, V, produced by the battery? b) What is the liternal cesistance, r, of...
Suppose you apply several different voltages across a circuit
and measure the current that runs through the circuit. A plot of
your results is shown below. What is the resistance of the
circuit?
0 1 2 3 4 5 Voltage (V) Suppose you apply several different voltages across a circuit and measure the current that runs through the circuit. A plot of your results is shown below. What is the resistance of the circuit?
Given the following circuit:
a) Find the current I through the 2.00 Ω resistor and the
voltage V of the battery to the left of this resistor
b) Calculate the power delivered to all elements in the circuit
and show energy is conserved.
4.00 0 8.00 12 W- 3.00 A 24.0V 6.00 12. M- # + 2.00 2..
Explain
For the circuit shown in the Figure 3, R is 12.0 ? and the ammeter reads 0.25 A 11. What is the reading of the voltmeter 12. 15.0 12, What is the voltage across the 15.0 ? resistor? Figure 3 13. If the emf of the battery is 9V, what is the internal resistance of the battery? .2S 14. Calculate the total power that dissipates in this circuit. extenal 15, which one, if either, does dissipate most power: the...
5-7 please
C O If you plot voltage vs. current in a circuit, and you get a linear line, what is the significance of the slope? (A) Power. (B) Discriminant. (C) Resistance. (D) None of the above. A resistor has 3 volts across it. Its resistance is 1.5 ohms. What is the current? (A) 3A O c (B) 12A (C) 2A 1.5A A resistor has 8 volts across it and 3 amps going through it. What is the power consumed?...
For the circuit shown in the figure find the current through
each resistor.
For the circuit shown in the figure find the potential
difference across each resistor.
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