Recent content by Patrick.Gh

I don't know why I have this feeling you are being sarcastic :P Maybe because I'm usually sarcastic, or I have been over dramatic in the post :D I see. So if iθ is in the opposite direction, it would still be -sinθ.i + cosθ. j since it's still perpendicular?

Ok, here is my problem. I haven't taken anything vector related since at least one year ago. And back then, I wasn't such a good student.. So now my past has come back to haunt me.. I still have some basic notions, but other than that, I pretty much forgot things...

Hello all! I have my tests in about two weeks. And since this is a summer course, the teacher doesn't have the time to give us that many exercises to practice. I was hoping if someone could give me a couple of links to hard calculus exercises/exams. The topics I have are: -Infinitely...

hello all. my question isn't about the solution, but more how the solution was obtained. i have a circuit from which i obtained the following equation Vo { 1/4000 + 1/(0.08S) + 1/(21000 + 10^9/(5S) } = 300/S however the problem is, that i can't arrange it so that it becomes in the following...