Applied Physics (11th Edition)
11th Edition
ISBN: 9780134159386
Author: Dale Ewen, Neill Schurter, Erik Gundersen
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 11, Problem 11RQ
Most planets actually have slightly elliptical orbits around the sun. What is the force exerted on a planet at its perigee (the point closest to the sun) compared to the force at its apogee (the point farthest from the sun)?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A satellite (m=7420 kg) with an elliptical orbit has a speed of 2820 m/s at the apogee and 8450 m/s at the perigee. Find the work done by the gravitational force when it moves from:a. the apogee to the perigee.b. the perigee to the apogee.
Two heavy spheres each of mass 100 kg and radius 0.10 m are placed 1.0 m apart on a horizontal table. What is the gravitational force and potential at the mid point of the line joining the centres of the spheres ? Is an object placed at that point in equilibrium? If so, is the equilibrium stable or unstable?
As you have learnt in the text, a geostationary satellite orbits the earth at a height of nearly 36,000 km from the surface of the earth. What is the potential due to earth’s gravity at the site of this satellite ? (Take the potential energy at infinity to be zero). Mass of the earth = 6.0×1024 kg, radius = 6400 km
Chapter 11 Solutions
Applied Physics (11th Edition)
Ch. 11.1 - Compare the gravitational force that (a) the earth...Ch. 11.1 - Find the gravitational force between the sun and...Ch. 11.1 - Find the gravitational force between the sun and...Ch. 11.1 - Find the gravitational force between the sun and...Ch. 11.1 - Find the gravitational force between the sun and...Ch. 11.1 - Explain why the gravitational force between the...Ch. 11.1 - A satellite is orbiting 3.22 105 m above the...Ch. 11.1 - If the satellite in Problem 7 is orbiting at twice...Ch. 11.1 - What is the gravitational force exerted between an...Ch. 11.1 - The Apollo 16 lunar module had a mass of 4240 kg....
Ch. 11.3 - The moon orbits 3.84 108 m from the earth. How...Ch. 11.3 - The moon orbits 3.84 108 m from the earth. How...Ch. 11.3 - Find the orbital velocity for Mercury as it orbits...Ch. 11.3 - Prob. 4PCh. 11.3 - Find the orbital velocity for Saturn as it orbits...Ch. 11.3 - Find the orbital velocity for Uranus as it orbits...Ch. 11.3 - Find the time Mercury takes to orbit the sun.Ch. 11.3 - Find the time the earth takes to orbit the sun.Ch. 11.3 - Find the time Saturn takes to orbit the sun.Ch. 11.3 - Find the time Uranus takes to orbit the sun.Ch. 11 - What type of force is related to the mass of...Ch. 11 - As the distance increases between two objects, the...Ch. 11 - As the mass of two objects increases, the...Ch. 11 - The mass of a satellite is increased. In order to...Ch. 11 - As the distance increases between a satellite and...Ch. 11 - Explain why the gravitational force that exists...Ch. 11 - What would happen to your weight on earth if the...Ch. 11 - What would happen to your weight on earth if the...Ch. 11 - Explain how a satellite in orbit is in a constant...Ch. 11 - According to Isaac Newton, how is the motion of a...Ch. 11 - Most planets actually have slightly elliptical...Ch. 11 - Does the mass of a satellite influence the time it...Ch. 11 - Two 0.300-kg apples are 25.0 cm apart from one...Ch. 11 - Two 65.0-kg people are standing 1.00 m apart. What...Ch. 11 - Find the weight of a 65.0-kg person on the earth...Ch. 11 - Find the weight of a 65.0-kg person on Jupiter (in...Ch. 11 - Find the weight of a 65.0-kg person on Pluto (in...Ch. 11 - If the moon orbited at one half the present...Ch. 11 - If the moon orbited at twice the present distance...Ch. 11 - If the moon orbited at four times the present...Ch. 11 - Using Newtons law of universal gravitation, find...Ch. 11 - If an 85.0-kg astronaut in a space shuttle orbits...Ch. 11 - The gravitational differences between the earth...Ch. 11 - (a) How far from the center of the earth must a...Ch. 11 - Prob. 3ACCh. 11 - Flight engineers for the Apollo Lunar Orbiter...Ch. 11 - (a) What is the gravitational force on a 65.7-kg...
Additional Science Textbook Solutions
Find more solutions based on key concepts
During a hailstorm, hailstones with an average mass of 2 g and a speed of 15 m/s strike a window pane at 45 ang...
An Introduction to Thermal Physics
32. A 0.30 ?F capacitor is connected across an AC generator that produces a peak voltage of 10.0 V. What is the...
College Physics: A Strategic Approach (4th Edition)
The setup depicted in Figure 4.6 is used in a diffraction experiment using X-rays of 0.26 nm wavelength. Constr...
Modern Physics
Choose the best answer to each of the following. Explain your reasoning. The reason we do not have a solar ecli...
The Cosmic Perspective Fundamentals (2nd Edition)
3. What is free-fall, and why does it make you weightless? Briefly describe why astronauts are weightless in th...
The Cosmic Perspective
What are the three distinct categories of civilizations (as outlined by Kardashev)? Which one(s) can we imagine...
Life in the Universe (4th Edition)
Knowledge Booster
Learn more about
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
- Question 1 An Earth satellite has a speed 28,070 km/h when it is at its perigee of 220km above Earth's surface. Find the apogee distance, its speed at apogee, and its period of revolution. 4 Question 2arrow_forwardThe lower part of the platform, whose vertical section is seen in the figure, is bent in the form of a circle with radius r. The body released from the top of the inclined plane passes through the circumferential rail, first ascends, then descends and continues on its way. a) How many r heights must be released in order to complete the circumferential orbit by not detaching the object from the rail? b) If the object was a hollow sphere, what would the result be? (No friction, I sphere = 2/3 mr2)arrow_forwardAn Earth satellite has its apogee at 2500 km above the surface of Earth and perigee at 500 km above the surface of Earth. At apogee its speed is 730 m/s. What is its speed at perigee? Earth’s radius is 6370 km (see below).arrow_forward
- A satellite in Earth orbit has a mass of 96 kg and is at an altitude of 1.98 x 106 m. (Assume that U = 0 as r→ ».) %3D (a) What is the potential energy of the satellite-Earth system? -48084407 What is the equation for gravitational potential energy when the altitude is comparable to the radius of the Earth? J (b) What is the magnitude of the gravitational force exerted by the Earth on the satellite? 544.35 (c) What force, if any, does the satellite exert on the Earth? (Enter the magnitude of the force, if there is no force enter 0.) 544.35 Narrow_forwardCommunications engineers attempt to place an artificial satellite of mass m, = 5.19 x 10³ kg in a geosynchronous orbit in which the satellite remains over one spot on Earth's surface at an altitude of 3.56 x 107 m above sea level. The mass of Earth is ME = 5.9 x 1024 kg. The radius of Earth is RE = 6.37 x 106 m. The total mechanical energy of the satellite-Earth system should be E= -2.43x10¹0 J for a stable geosynchronous orbit, but the engineers placed this satellite in an orbit at the correct radius but with a total mechanical energy of E = -2.76 x 1010 J. Which of the following is a correct value for the kinetic energy of the satellite along with a possible result from having the incorrect energy? K 9.72 x 106 J; the satellite's orbit will decay as it spirals into Earth's surface. A B C D E K 2.43 x 1010 J; the satellite will enter an elliptical orbit about Earth with a smaller average radius than desired. K = 2.43 x 10¹0 J; the kinetic energy is close enough to the correct energy,…arrow_forwardA small remote-controlled car with mass 1.60 kg moves at aconstant speed of v = 12.0 m/s in a track formed by a vertical circleinside a hollow metal cylinder that has a radius of 5.00 mWhat is the magnitude of the normal force exerted on the car by thewalls of the cylinder at (a) point A (bottom of the track) and (b) point B(top of the track)?arrow_forward
- A simple pendulum acts as a conical pendulum when the mass moves in a horizontal circle. (a) What force keeps it moving in a circle? Please explain. (b) Assume pendulum is moving in a circular motion with a constant speed of 10m/s. Calculate the angle formed between the pendulum with the vertical direction if its mass is 2.0 kg, and it describes a circle with radius of around 10 cm. (c) Compute the work done by centripetal force.arrow_forwardAn earth satellite has a perigee of 300km and an apogee of 3,500 km above the Earth’s surface. How far is the satellite above earth When (a) It has rotation 90° around Earth from perigee and (b) It has moved halfway from perigee to apogee?arrow_forwardA 12-kg mass package is in a non-atmosphere asteroid of mass 1.7 x 1014 kg and radius 2,000 m. The package is released with a powerful spring whose stiffness is 315 N / m. After being launched, the package is observed to have a speed of 3.0 m / s when it is at a distance of 5,000 m from the center of the asteroid. Calculate how much the spring was compressed to launch the package?arrow_forward
- A certain satellite has a kinetic energy of 8 billion joules at perigee (The point closest to earth) and 5 billion joules at apogee(Point farthest from earth). As the satellite travels from apogee to Parigi, how much work does the gravitational force due on it? Does its potential energy increase or decrease during this time, and by how much?arrow_forwardA uniform distribution of dust in the solar system adds to the gravitational attraction of the Sun on a planet an additional forceF = −m C rwhere m is the mass of the planet, C is a constant proportional to the gravitational constant and the density of the dust, and r is the radius vector from the Sun to the planet (both considered as points). This additional force is very small compared to the direct Sun-planet gravitational force. Calculate the period of radial oscillations for slight disturbances fromthis circular orbit.arrow_forwardAn Earth satellite has its apogee at 2750 km above the surface of Earth and perigee at 490 km above the surface of Earth. At apogee its speed is 830 m/s. What is its speed at perigee? Earth's radius is 6378 km (see below). A M Vparrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
University Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice University
Classical Dynamics of Particles and SystemsPhysicsISBN:9780534408961Author:Stephen T. Thornton, Jerry B. MarionPublisher:Cengage Learning
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
Classical Dynamics of Particles and Systems
Physics
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Cengage Learning
What Is Circular Motion? | Physics in Motion; Author: GPB Education;https://www.youtube.com/watch?v=1cL6pHmbQ2c;License: Standard YouTube License, CC-BY