A projectile is shot directly away from Earth's surface. Neglect the rotation of Earth. (a) As a multiple of Earth's radius Re, what is the radial distance a projectile reaches if its initial speed is 0.490 of the escape speed from Earth? x x RE (b) As a multiple of Earth's radius Re. what is the radial distance a projectile reaches if its initial kinetic energy is 0.360 of the kinetic energy required to escape Earth? x xRe (e) What is the least initial mechanical energy required at launch if the projectile is to escape Earth?
A projectile is shot directly away from Earth's surface. Neglect the rotation of Earth. (a) As a multiple of Earth's radius Re, what is the radial distance a projectile reaches if its initial speed is 0.490 of the escape speed from Earth? x x RE (b) As a multiple of Earth's radius Re. what is the radial distance a projectile reaches if its initial kinetic energy is 0.360 of the kinetic energy required to escape Earth? x xRe (e) What is the least initial mechanical energy required at launch if the projectile is to escape Earth?
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Transcribed Image Text:A projectile is shot directly away from Earth's surface. Neglect the rotation of Earth.
(a) As a multiple of Earth's radius Re, what is the radial distance a projectile reaches if its initial speed is 0.490 of the escape speed from Earth?
x x RE
(b) As a multiple of Earth's radius Re. what is the radial distance a projectile reaches if its initial kinetic energy is 0.360 of the kinetic energy required to escape Earth?
x x Re
(e) What is the least initial mechanical energy required at launch if the projectile is to escape larth?
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