- #1

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## Main Question or Discussion Point

http://img120.imageshack.us/my.php?image=f5e97fb005d59328d3730e3qs9.png

the two parallel lines symbol

???

the two parallel lines symbol

???

- Thread starter transgalactic
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- #1

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http://img120.imageshack.us/my.php?image=f5e97fb005d59328d3730e3qs9.png

the two parallel lines symbol

???

the two parallel lines symbol

???

- #2

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It means that you have a 1k ohm resistor in parallel with a 2k ohm resistor.

To calculate parallel resistors use 1/R=1/R1+1/R2+ ... +1/Rn.

For just two resistors you can use R=R1*R2/(R1+R2).

So you equation reads 15/(2000 + (1000*2000)/(1000 + 2000))=0.005625

Hope this helps.

- #3

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thanks

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