What is the minimum force required to prevent a ball weighing 22.6 lb from rolling down a ramp which is inclined at 39.0649-11-03-00-00_files/i0260000.jpg with the horizontal?
a.
7.1 lb
c.
17.6 lb
b.
8.8 lb
d.
14.4 lb

Question

What is the minimum force required to prevent a ball weighing 22.6 lb from rolling down a ramp which is inclined at 39.0649-11-03-00-00_files/i0260000.jpg with the horizontal?
a.
7.1 lb
c.
17.6 lb
b.
8.8 lb
d.
14.4 lb

anonymous · Answer

There's no image

hkmiu · Answer

whoops.
bbut its ok i figured it out

anonymous · Answer

Alright :)

anonymous · Answer

Without a drawing I can tell you could've used conservation of energy.