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snoweangel27

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In summary, the individual was able to successfully apply Kirchhoff's rules to find the current through each resistor in a multiple loop circuit. However, they encountered difficulty in determining the power supplied by the batteries in each loop. They attempted to use the equation p= I \epsilon, where \epsilon is the voltage of the battery and I is the voltage divided by the equivalent resistance of the loop. However, this approach was incorrect and they should have used P=IV=I(IR)=I^2R, where V is the power across the resistor. It is also important to note that battery voltage and total capacity will decrease as the load increases. In addition, the individual may have been using the term "battery" incorrectly and should have

- #1

snoweangel27

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- #2

John Creighto

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snoweangel27 said:

You probably did your nodal analysis wrong. If you calculated the currents correctly then you can use [tex]P=IV=I(IR)=I^2R[/tex] .

Note that V is the power across the resister.

- #3

rcgldr

Homework Helper

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Note that battery voltage and total capacity will drop as the load increases.

- #4

uart

Science Advisor

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I suspect that he's using the term "battery" where he really means ideal DC voltage source.Note that battery voltage and total capacity will drop as the load increases

I is volts of the battery divided by equivalent resistance of the loop that I am solving

Well that sounds like the problem right there, why the heck would you do that? Why did you even bother calculating all the currents (presumably) correctly if you were then going to just ignore them and do something silly like what you stated above? The correct value of

The formula for finding the power supplied by a battery is P = VI, where P is power in watts, V is voltage in volts, and I is current in amps.

To determine the voltage of a battery, you can use a voltmeter or multimeter. Connect the positive lead of the voltmeter to the positive terminal of the battery and the negative lead to the negative terminal. The display on the voltmeter will show the voltage of the battery.

The relationship between power and current in a battery is that as the current increases, the power also increases. This means that the more current drawn from a battery, the more power it supplies.

No, you cannot calculate the power supplied by a battery with just the voltage. You also need to know the current in order to use the formula P = VI. You can measure the current using an ammeter or calculate it using Ohm's Law (I = V/R).

The power supplied by a battery can affect its lifespan. Batteries that are continuously used at high power levels may have a shorter lifespan compared to those used at lower power levels. It is important to use the appropriate amount of power for the specific battery in order to maximize its lifespan.

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