Recent content by ka7

Homework Statement A gardener exerts a force of 1.5 x 10^2 N (22 degress below the horizontal) in pushing a large 18 kg box of flower seeds a distance of 1.6 m. The coefficient of kinetic friction between the box and the floor is 0.55. use the law of conservation of energy to determine the...

Thanks, i figured out what i was doing wrong:smile:

[SOLVED] Work and energy Hello, I've been having difficulty with this question... Homework Statement A 25.6kg child pulls a 4.81kg toboggan up a hill inclined at 25.7° to the horizontal. The vertical height of the hill is 27.3 m. Friction is negligible. Determine how much work the child...