Homework Statement
http://www.cramster.com/physics-answers-5-653651-cpi0.aspx
Homework Equations
F=ma
The Attempt at a Solution
I tried seven times and all my entrys have been wrong. Please help me.
Homework Statement
A person jumps from the roof of a house 4.4 m high. When he strikes the ground below, he bends his knees so that his torso decelerates over an approximate distance of 0.70 m. The mass of his torso (excluding legs) is 40 kg.
(a) Find his velocity just before his feet...
Homework Statement
You are given a vector in the xy plane that has a magnitude of 85.0 units and a y component of -50.0 units
The two possibilities for its x component are +68.74 and -68.74
Assuming the x component is known to be positive, specify the vector which, if you add it to the...
Homework Statement
You are given a vector in the xy plane that has a magnitude of 85.0 units and a y component of -50.0 units.?
The two possibilities for its x component are + and - 68.74.
Assuming the x component is known to be positive, specify the vector which, if you add it to the...