This is an equation I found in the achieve can anyone explain what this means
||\vec{v}_{f}||=\frac{1}{m_{1}+m_{2}}\sqrt{(m_{1}v_{1}-m_{2}v_{2}\cos(30))^{2}+m_{2}^{2}v_{2}^{2}\sin^{2}(30)}
here is the problem Dan is gliding on his skateboard at 3.00 m/s. He suddenly jumps backward off the...
Hi i am studying for a test and found this problem that i have no clue how to do.. I was hoping for some help with it like equation to start.
thanks
Homework Statement
In an amusement park ride called The Roundup, passengers stand inside a 14.0 m-diameter rotating ring. After the ring...