|
A 111-kg seal at an amusement park slides from rest down a ramp into the pool below. The top of the ramp is 1.75 m higher than the surface of the water, and the ramp is inclined at an angle of 26.5° above the horizontal. If the seal reaches the water with a speed of 4.25 m/s, what are
(a) The work done by kinetic friction
(b) The coefficient of kinetic friction between the seal and the ramp? |
| New search. (Also 5349 free access solutions) |