Quiz 1h_ Orbital Mechanics - Fall 2022 Section Group 1P8

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Purdue University, Fort Wayne *

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Feb 20, 2024

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8/26/22, 9:48 PM Quiz 1h: Orbital Mechanics - Fall 2022 Section Group 1P8 https://canvas.unm.edu/courses/19370/quizzes/144723 1/4 Quiz 1h Due Aug 28 at 11:59pm Points 7 Questions 7 Time Limit 100 Minutes Instructions Attempt History Attempt Time Score LATEST Attempt 1 17 minutes 7 out of 7 Score for this quiz: 7 out of 7 Submitted Aug 26 at 9:48pm This attempt took 17 minutes. Quiz 1h 1 / 1 pts Question 1 A satellite is in a circular orbit about Earth with altitude 600 km. What is the magnitude of the velocity? 7.56 km/s Correct! Correct! 25.78 km/s 57.12 km/s There is not enough information to determine the speed.
8/26/22, 9:48 PM Quiz 1h: Orbital Mechanics - Fall 2022 Section Group 1P8 https://canvas.unm.edu/courses/19370/quizzes/144723 2/4 1 / 1 pts Question 2 A satellite is in a circular orbit about Earth with altitude 700 km. What is the period of the orbit ? 98.77 min Correct! Correct! 3.07 min 15.72 min There is not enough information to determine the period. 1 / 1 pts Question 3 A satellite is in an elliptical orbit about Earth with periapsis altitude 600 km and apoapsis altitude 1200 km. What is the period of the orbit ? 102.99 min Correct! Correct! 94.61 min 109.42 min There is not enough information to determine the period.
8/26/22, 9:48 PM Quiz 1h: Orbital Mechanics - Fall 2022 Section Group 1P8 https://canvas.unm.edu/courses/19370/quizzes/144723 3/4 1 / 1 pts Question 4 A satellite is in an elliptical orbit about Earth with periapsis altitude 600 km and apoapsis altitude 1200 km. What is the velocity at perigee? (Hint: use energy.) 7.71 km/s Correct! Correct! 35.69 km/s 7.56 km/s There is not enough information to determine the perigee velocity. 1 / 1 pts Question 5 A satellite is in a circular orbit about Earth with altitude 598.81 km. What is the velocity in km/s? Give your answer with three digits to the right of the decimal place. 7.559 Correct! Correct! 7.559 margin of error +/- 0.01 orrect Answer orrect Answer 1 / 1 pts Question 6 A satellite is in an elliptical orbit about Earth with perigee altitude 588.45 km and apogee altitude 1,115.08 km. What is the orbital period in minutes? Give your answer with three
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8/26/22, 9:48 PM Quiz 1h: Orbital Mechanics - Fall 2022 Section Group 1P8 https://canvas.unm.edu/courses/19370/quizzes/144723 4/4 digits to the right of the decimal place. 101.964 Correct! Correct! 101.964 margin of error +/- 0.01 orrect Answer orrect Answer 1 / 1 pts Question 7 A satellite is in an elliptical orbit about Earth with periapsis altitude 484.78 km and apoapsis altitude 1,377.42 km. What is the velocity at apogee in km/s? Give your answer with three digits to the right of the decimal place. 6.947 Correct! Correct! 6.947 margin of error +/- 0.01 orrect Answer orrect Answer Quiz Score: 7 out of 7