Homework Statement
Mountaineers often use a rope to lower themselves down the face of a cliff (this is called rappelling). They do this with their body nearly horizontal and their feet pushing against the cliff . Suppose that an 77.2- kg climber, who is 1.99 m tall and has a center of gravity...
its a backward C
the top and perpendicular part is length L and the bottom length X which is what we are looking for in terms of L
It looks like ______ <--- L
......|
......| <--- L
......|
________________|
...x...
Homework Statement
thin uniform metal rod is bent into three perpendicular segments, two of which have length L . You want to determine what the length of the third segment should be so that the unit will hang with two segments horizontal when it is supported by a hook
u <--hook...