9. Work & Energy
Net Work & Work-Energy Theorem
9. Work & Energy Net Work & Work-Energy Theorem
42PRACTICE PROBLEM
Investigators found that a truck's skid mark extended 79 m at the site of a collision on a flat highway. The weather was rainy, and the coefficient of friction was 0.31. Estimate the truck's speed at the moment the brakes were fully applied.
Investigators found that a truck's skid mark extended 79 m at the site of a collision on a flat highway. The weather was rainy, and the coefficient of friction was 0.31. Estimate the truck's speed at the moment the brakes were fully applied.