A block of mass m= 100kg rests on a level ground. With what force, parallel to the ground, must you push the block so that it is just ready to start sliding? The coefficient of static between the block and ground is 0.40.

Answer 1

20meters

Answer 2

I answered this question yesterday. Just use the equation I wrote there.

http://www.jiskha.com/display.cgi?id=1272886999