Question

Problem 3 - To Be Handed In Name Student# Using a rope, you want to pull a 10 kg crate, up a frictionless 30° incline. At the bottom of the incline, the speed of the crate is 2.0 m/s and you pull with a force of 80 N, directed 10° above the incline. Knowing that the crate moves 8.0 m up the incline, what is its final speed? TO:30° Model - Make simplifying assumptions Visualize - Draw a picture; show important points. Establish a coordinate system: define symbols. List knowns and what you're in to find

Answer 1

mass m roks diplacamere F COSA F 80N tniha welouty mgAho 2-ompr Work energy theoreh Work cbre by Wak done by F graNity Change in knehz energy F COSx d mgAno d 1049.8 8 8n(30')

lal N -4 476- 553924 7-13716 MIS Nf 7.19m1s