. A ski jumper starts from rest 50.0 m above the ground on a frictionless track and flies off the track at an angle of 45.0° above the horizontal and at a height of 10.0 m above the level ground. Neglect air resistance. (a) What is her speed when she leaves the track? (b) What is the maximum altitude she attains after leaving the track? (c) Where does she land rela- tive to the end of the track?

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Chapter1: Units, Trigonometry. And Vectors
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75. A ski jumper starts from rest 50.0 m above the ground on a
frictionless track and flies off the track at an angle of 45.0°
above the horizontal and at a height of 10.0 m above the level
fem ground. Neglect air resistance. (a) What is her speed when
she leaves the track? (b) What is the maximum altitude she
attains after leaving the track? (c) Where does she land rela-
tive to the end of the track? qodem,
Draw a diagram with the forces labeled.
Transcribed Image Text:75. A ski jumper starts from rest 50.0 m above the ground on a frictionless track and flies off the track at an angle of 45.0° above the horizontal and at a height of 10.0 m above the level fem ground. Neglect air resistance. (a) What is her speed when she leaves the track? (b) What is the maximum altitude she attains after leaving the track? (c) Where does she land rela- tive to the end of the track? qodem, Draw a diagram with the forces labeled.
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