At what point in its elliptical orbit about the Sun is the acceleration of Earth towards the Sun at a maximum? At what point it is minimum? Defend your answers.

Q: In an accidental explosion, a satellite breaks in half while in circular orbit about Earth. One half…

A:

Q: Synchronous or "stationary" communications satellites are put into an orbot whose radius is r= 4.86…

A: Given  Radius of orbit = R = 4.86*107 m  Angular separation = 4.9 degree  Acr length ,L = ???

Q: Discuss why a satellite can orbit at 5 km above the Moon, but not at 5 km above Earth.

A: The earth's atmosphere is surrounded by air molecules about 600 km above the earth's surface. And at…

Q: Can a satellite coast in a stable orbit in a plane that doesn’t intersect the Earth’s center? Defend…

A: A satellite is able to revolve around a planet when the centripetal force on the planet is balanced…

Q: You wish to put two satellites into a circular orbit of h above the earth's surface. One satellite's…

A: The circling speed of the satellites around the Earth is given by,

Q: For an orbiting space station, ideally, the occupants would experience simulated gravity. One way to…

A: When the orbiting space station moves on the circular path with some velocity, then there will the…

Q: What is acceleration due to gravity at the equator and at the poles of the earth?

A: The value of ‘g’ is maximum at the poles. .

Q: If a satellite circled Earth at a distance equal to the Earth– Moon distance, how long would it take…

A: We are given that,

Q: Determine the speed at which a satellite must be moving in order to maintain a low orbit of 151 km…

A:

Q: A 592-kg satellite is in a circular orbit about Earth at a height above Earth equal to Earth's mean…

A: Given data Mass of satellite is: m = 592 kg The height above the earth surface is: h = Re   (a) The…

Q: Would the speed of satellite in close circular orbit about Jupiter be greater than, equal to, or…

A: An object which is revolving around a mass rather than falling into it is known as a satellite of…

Q: Is the sum of kinetic and potential energies a constant for satellites in circular orbits, in…

A: Determining if the sum of potential energy and kinetic energy is constant or not in circular orbits:

Q: When a satellite in circular orbit slows, perhaps due to the firing of retro rocket, it ends up…

A: As the satellite follows a circular orbit, it always obeys the law of conservation of angular…

Q: A 530-kg satellite is in a circular orbit about Earth at a height above Earth equal to Earth's mean…

A: (a) Calculate the speed of the satellite. mv^2/ r = GM m /r^2 v^2 = GM /r v = √ ( GM / r )    = √ (…

Q: Everything on the Earth’s surface is rotating in a circle as the Earth spins on its axis. Does this…

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Q: Does the speed of satellite remain constant in a particular orbit? Explain.

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Q: is preparing to dock The satellite is in a circular orbit 800 km above the Earth's surface, where…

A: The expression to determine the speed of the satellite will be,…

Q: What happens to an Earth satellite's period when the satellite is placed into a higher orbit?

A: There are essentially three types of Earth orbits: high orbit, medium orbit, and low Earth orbit.…

Q: if the moon's distance were increased from the earth, would the gravitational force increase or…

A: Let the mass of moon = m Let the mass of earth = M Let the initial distance between earth and moon =…

Q: A 765-kg satellite is in a circular orbit about Earth at a height above Earth equal to Earth's mean…

A: ( b ) T = 2 πr / v ; T = 2 π* ( 2 * 6.4 e 6 ) / 5588.1 ; T = 14392.1497 s   T =14407 / 60 min =…

Q: When a satellite coast in a circular orbit at constant speed about Earth, is it accelerating? If so,…

A: Explanation:

Q: An artificial satellite is going round the earth, close to its surface. Calculate time taken by it…

A: As the satellite is moving very close to earth's surface, it can be assumed that the radius of orbit…

Q: If we could "turn off gravity" as it acts between the Earth and a cell phone satellite that is in…

A: For the satellite to remain in its orbit, the centripetal force of the satellite must be balanced by…

Q: An artifical satellite is revolving arounsd the Earth at a distance of 620km. Calculate the orbital…

A: The distance of artificial satellite (d),

Q: A satellite is moving in a nearly circular orbit around the earth? Show that the air friction will…

A: Consider a satellite orbiting around the Earth at an altitude. Due to the air friction provided by…

Q: A geosynchronous Earth satellite is one that has an orbital period of precisely 1 day. Such orbits…

A: According to Kepler's third law, T2∝r3 Assuming the orbit based on moon's parameters, Moon's orbital…

Q: A 760-kg satellite is in a circular orbit about Earth at a height above Earth equal to Earth's mean…

A:

Q: As friction with our atmosphere causes a satellite to spiral inward, closer to Earth, its orbital…

A: This is a consequence of the law of conservation of angular momentum. The angular momentum is…

Q: At which of the indicated positions does the satellite in elliptical orbit experience the greatest…

A: The formula for the gravitational force is: Since the masses remains the same. Therefore, the…

Q: A satellite, moving in an elliptical orbit, is 441 km above Earth's surface at its farthest point…

A:

Q: If you change the speed of rotation, what would happen to the centripetal force?

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Q: Discuss the reason that the term centripetal is used and why it is accurate to say that an object is…

A: Say an object is moving with a constant speed v around a circle of radius r. We say that this object…

Q: calculate the tension in a horizontal string that whirls a 2Kg to in a circle at a radius 2.5 when…

A:

Q: If the mass of the moon were increased ,would the gravitational force between them increase or…

A: gravitational force is directly proportional to the mass of the object

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!