I appreciate your help Jay but you basically just repeated the question. I'm an old dog trying to learn a new trick here so please bear with me. I am the weakest link when it comes to math. I get confused about what equation to use and why.
If I'm looking for the change in altitude then I...
Homework Statement
A train slowly climbs a 500 m mountain track which is at an angle of 10 degrees with respect to the horizontal. How much altitude does it gain?
Homework Equations
Looks a lot like the jogger one except you find change in y instead, right?
Are we missing mass? Do I...
Checking to see if I'm right...or not.
Homework Statement
A hill is 100 m long and makes an angle of 12 degrees with the horizontal. As a 50-kg jogger runs up the hill, how much work does gravity do on the jogger?
Homework Equations
Do I use PEg=mgDelta Y ?
The Attempt at a...