A 22 kg girl slides down a playground slide that is 8.5 m high. When she reaches the bottom of the slide, her speed is 3.4 m/s.
If the slide is inclined
A 22 kg girl slides down a playground slide that is 8.5 m high. When she reaches the bottom of the slide, her speed is 3.4 m/s.
If the slide is inclined at 20°, what is the coefficient of friction between the girl and the slide?
at 20°, what is the coefficient of friction between the girl and the slide?