ok, I am trying to do this "prelab" thing for my lab tomorrow, and there is one question i just can NOT figure out. the question is
The weight of a 0.6 kg object of charge Q is just balanced by another object of equal but opposite charge fixed to a support 107 cm above it. What is the...
well, i got the first 2, a friend helped me out, but the 3rd is still a mystery, you said you got about 4m/sec, which is basically what i got with the 3.85m/s, and i don't think theyd mark it wrong with an exact answer... so that one is still up for grabs on help. thanks for the help though man!
sound wave questions my tutor couldn't even figure out
allright, well, i tried these problems, really thought i knew what i was doing, cause this section has been fairly easy, but i just can't get a couple of them! maybe you guys can help?
1 A stationary motion detector sends sound waves of...
i, too, am stuck on this problem, and what do you mean by take the moment? I am a bit rusty, and trying to remember that, but can't seem to remember... any help?
sqrt(9.8*r)=sqrt(10/7*9.8*(h-2R))
basically, i looked through the book, found examples of a guy riding a bike around a loop, and then found an example of a ball rolling down a hill, and combined and adjusted to work... maybe that might help
thnk you could help on that other one i posted down lower, about variables? cause that one I've racked my brain on for a while... still no result though... you seem to know this stuff pretty well too
maybe i did, but i think it was cause he was in a hurry, he did it in less than 2 minutes, cuase we had to take a quiz before we left, but either way, thanks for the help man, stupid mistakes always hurt : (
(Ip*(degrees/360))/Im I am telling you, if you just send me an instant message, we've done the uf homework, you can get help from me on there... or just keep posting here... whatevers easier i guess