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December 19, 2014

December 19, 2014

Posted by **teresa** on Monday, July 5, 2010 at 7:22pm.

- science -
**Damon**, Monday, July 5, 2010 at 7:52pmI assume all three are in parallel

first combine the two 20 ohms

1/R = 1/20 + 1/20 = 1/10

Req = 10

now combine that 10 with the other 10

1/R = 1/10+1/10 = 2/10 = 1/5

so R = 5 Ohms in the end

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