physics - potential difference and power? - Freemason Hirams Travels Masonic Forums

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02-26-2008, 01:07 PM

sushi_07

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physics - potential difference and power?

Consider the circuit shown below:

link to picture:
http://img247.imageshack.us/img247/7843/circuitxf9.gif

R1 = 800Ohm
R2 = 810Ohm
R3 = 780Ohm
R4 = 880Ohm
E = 6.0V

1. Calculate the potential difference across R4.
2. Calculate the power dissipated in R3.

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