Okay, so it's just for the sake of making a point. Thanks you guys!
I just want to check that it's the same for KCL: pick your current directions, and if you're wrong, then you'll get a negative sign for that particular branch of current.
Hi guys. Really elementary question here, I've been kicking myself for ages trying to figure this out, but I suppose everybody needs a little nudge sometimes.
I have been staring at this circuit diagram:
From this page...