Question

A sled is initially given a shove up a frictionless 24.0° incline. It reaches a maximum vertical height 1.10 m higher than where it started. What was its initial speed?
bobpursley
see lastest post.
bob
A sled is initially given a shove up a frictionless 19.0 ∘ incline. It reaches a maximum vertical height 1.35 m higher than where it started at the bottom.