Resistance series and parallel

  • #1

Homework Statement



circuito_practica_u3.png


Homework Equations



series - Ra+Rb

parallel - 1/[(1/Ra)+(1/Rb)]

The Attempt at a Solution



Im positive that R1,R2 y R3 are parallel, but also (R5+R8), R9 and (R10+R4) right? is R7 parallel to anything? which ones would be series??? so confusing... thankies :]
 

Answers and Replies

  • #2
NascentOxygen
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Im positive that R1,R2 y R3 are parallel,
Yes
but also (R5+R8), R9 and (R10+R4) right?
These 3 branches are parallel branches.
is R7 parallel to anything?
R7 is not. It is in series with a voltage source.
which ones would be series??? so confusing..
Two branches are in series if [all of] the current that flows through one also then flows through the other.
 

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