Recent content by Muffintoast

Ohh I see! To steamking, the formula that I posted on the original post. I asked my lecturer and she said that with this formula I use the half-length. I was not listening properly and I thought she said you use the full length. I'm doing all of this for the first time but I got the answer...

Okay, I'm going to start again but one question, why do you use half length instead of the full length? The formula that my lecturer gave us said to use the length of x (A) and y (B).

Homework Statement A machine part consists of a thin, uniform 4.00 kg (A) bar that is 1.50 m (X) long, hinged perpendicular to a similar bar, placed vertically downward, of mass 3.00 kg (B) and length 1.80 m (Y). The longer bar has a small but dense 2.00 kg (C) ball at one end (the ball...