The Solar System
9th Edition
ISBN: 9781305804562
Author: Seeds
Publisher: Cengage
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Chapter 5, Problem 13P
To determine
Find the circular velocity of a spherical asteroid.
Could a pitcher throw a baseball about
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The gas-giant planet Rom (mass 5.7⨯1026 kg) goes around the star Galla (mass 2.0⨯1030 kg) in a circular orbit. If the orbital radius of Rom is 2.5×1011 m …
Note: G = 6.67⨯10-11 N·m2/kg2
ii) What is the orbital speed of Rom?
We are planning a human exploration mission to Mars. We will first place our spacecraft into a circular around Mars and then send down a lander.
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b) When we land astronauts on the surface of Mars, what acceleration due to gravity in terms of g’s (i.e. as a fraction of the Earth’s gravitational acceleration) will the astronauts experience? You are permitted to use an online resource (e.g. Google) to find the necessary information about Mars that you might need in solving this problem.
A satellite is orbiting around a planet in a circular orbit. The radius of the orbit, measured from the center of the planet is R = 4.1 × 107 m. The mass of the planet is M = 8.6 × 1024 kg.
Express the magnitude of the centripal accelaration ac of the satellite in terms of the speed of the satellite v, and R.
Express the speed of v in terms of G,M, and R.
Chapter 5 Solutions
The Solar System
Ch. 5 - Prob. 1RQCh. 5 - Today, what do we call the Aristotelean violent...Ch. 5 - Which of Keplers or Newtons laws best describes...Ch. 5 - Prob. 4RQCh. 5 - Prob. 5RQCh. 5 - If you drop a feather and a steel hammer at the...Ch. 5 - What is the difference between mass and weight?
Ch. 5 - Prob. 8RQCh. 5 - An astronaut working in space near the...Ch. 5 - Prob. 10RQ
Ch. 5 - A car is on a circular off ramp of an interstate...Ch. 5 - Prob. 12RQCh. 5 - Prob. 13RQCh. 5 - An astronaut is in space with a baseball and a...Ch. 5 - Prob. 16RQCh. 5 - Why did Newton conclude that some force had to...Ch. 5 - Why did Newton conclude that gravity has to be...Ch. 5 - Prob. 19RQCh. 5 - Prob. 20RQCh. 5 - Prob. 21RQCh. 5 - You are sitting next to a person who has twice as...Ch. 5 - Prob. 23RQCh. 5 - Why cant a spacecraft go beyond Earths gravity?Ch. 5 - Prob. 25RQCh. 5 - Balance a pencil lengthwise on the side of your...Ch. 5 - Prob. 27RQCh. 5 - Why can’t you leave Earth’s gravitational field...Ch. 5 - Prob. 29RQCh. 5 -
How do planets orbiting the Sun and skaters doing...Ch. 5 - Prob. 31RQCh. 5 - If you hold this textbook out at shoulder height...Ch. 5 - Today at the beach you see the highest of all high...Ch. 5 - Why is the period of an open orbit undefined?
Ch. 5 - In what conditions do Newtons laws of motion and...Ch. 5 - Prob. 36RQCh. 5 - Prob. 37RQCh. 5 - Prob. 38RQCh. 5 - How is gravity related to acceleration? Are all...Ch. 5 - Prob. 40RQCh. 5 - Prob. 41RQCh. 5 - Prob. 42RQCh. 5 - An astronomy textbook is to be dropped from a tall...Ch. 5 - Compared to the strength of Earth’s gravity at its...Ch. 5 - Compare the force of gravity on a 1 kg mass on the...Ch. 5 - Prob. 4PCh. 5 - Prob. 5PCh. 5 - If a small lead ball falls from a high tower on...Ch. 5 - What is the circular velocity of an Earth...Ch. 5 - What is the circular velocity of an Earth...Ch. 5 - Prob. 9PCh. 5 - Describe the shape of the orbit followed by the...Ch. 5 - Prob. 13PCh. 5 - What is the orbital period of a satellite orbiting...Ch. 5 - What would be the escape velocity at the surface...Ch. 5 - A moon of Jupiter takes 1.8 days to orbit at a...Ch. 5 - Prob. 1LTLCh. 5 - Prob. 2LTLCh. 5 - Why is it a little bit misleading to say that this...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- Model the Moons orbit around the Earth as an ellipse with the Earth at one focus. The Moons farthest distance (apogee) from the center of the Earth is rA = 4.05 108 m, and its closest distance (perigee) is rP = 3.63 108 m. a. Calculate the semimajor axis of the Moons orbit. b. How far is the Earth from the center of the Moons elliptical orbit? c. Use a scale such as 1 cm 108 m to sketch the EarthMoon system at apogee and at perigee and the Moons orbit. (The semiminor axis of the Moons orbit is roughly b = 3.84 108 m.)arrow_forwardThe astronaut orbiting the Earth in Figure P3.27 is preparing to dock with a Westar VI satellite. The satellite is in a circular orbit 600 km above the Earth’s surface, where the free-fall acceleration is 8.21 m/s2. Take the radius of the Earth as 6 400 km. Determine the speed of the satellite and the time interval required to complete one orbit around the Earth, which is the period of the satellite. Figure P3.27arrow_forwardWhat is the orbital radius of an Earth satellite having a period of 1.00 h? (b) What is unreasonable about this result?arrow_forward
- On a planet whose radius is 1.2107m , the acceleration due to gravity is 18m/s2 . What is the mass of the planet?arrow_forwardThe asteroid 243 Ida has a mass of about 4.0×10¹⁶ kg and an average radius of about 16 km (it's not spherical, but you can assume it is). Calculate the speed with which you would have to throw a rock to put it into orbit around the asteroid 243 Ida, near the surface. How long would it take for your rock to return and hit you in the back of the head? (Express your answer in hours.)arrow_forwardA 5,000 kg satellite is orbiting the earth in a circular path. The height of the satellite above the surface of the earth is 800 km. The velocity of the satellite is, (Me = 5.98 x 1024kg, Re = 6.37 x 10°m, G = 6.67 x 10-11Nm²/kg²) A O 5,950 m/s O 6,830 m/s O5,350 m/s O 6,430 m/s O 7,460 m/sarrow_forward
- NASA is expected to send a 2600-kg satellite 450 km above the earth's surface. (a) What is its radius? (b) What speed will ithave? (Hint: Earth's mass is 5.97 x 1024 kg) (c) What is its orbital period? (d) What is its radial acceleration?arrow_forwardA planet of mass m=9.45x1024 kgm=9.45x1024 kg orbits a star of mass M=8.25x1029 kgM=8.25x1029 kg in a circular path. The radius of the orbit is R=1.05x107 km.R=1.05x107 km. What is the orbital period TplanetTplanet of the planet in Earth days?arrow_forwardNASA is expected to send a 2600-kg satellite 450 km above the earth’s surface. (a) What is its radius? (b) What speed will it have? (Hint: Earth’s mass is 5.97 x 10^24 kg) (c) What is its orbital period? (d) What is its radial acceleration?arrow_forward
- Comets travel around the sun in elliptical orbits with large eccentricities. If a comet has speed 2.0 * 104 m/s when at a distance of 2.5 * 1011 m from the center of the sun, what is its speed when at a distance of 5.0 * 1010 m?arrow_forwardA satellite orbits a planet in a circular orbit at an altitude (distance above the surface) of 1000km. The radius of the planet is 8000 km. The mass of the planet is 8 x 10^24 kg. What is the orbital speed? Your answer The gravitational force between a planet and its moon is óx10^16 N. For another moon orbiting the same planet with twice the orbital radius and 3 times the 5.arrow_forwardA satellite m = 500 kg orbits the earth at a distance d = 190 km, above the surface of the planet. The radius of the earth is re = 6.38 × 106 m and the gravitational constant G = 6.67 × 10-11 N m2/kg2 and the Earth's mass is me = 5.98 × 1024 kg. What is the speed of the satellite in m/s?arrow_forward
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