(c) Yes, the speed of a satellite does depend on the mass of the Earth. The total amount of (net) work done by gravity as a satellite makes a complete orbit is zero. The gravitational force has a component in the direction of the satellite's motion as the satellite moves toward the Sun (or Earth, or whatever)..
Besides, on what factors orbital speed of a satellite depends?
The factors are the mass of the Earth, the mass of the satellite, and the distance between the centre of the Earth and the centre of the satellite. Also, the gravitational constant, which is involved in a set of equations that relate these factors to the orbital speed of the satellite.
Also, how do you calculate the speed of a satellite in orbit? Determine the orbital speed of this satellite. Use the information given below. The orbital speed can be found using v = SQRT(G*M/R). The R value (radius of orbit) is the earth's radius plus the height above the earth - in this case, 6.59 x 106 m.
Likewise, people ask, what is the speed of a satellite orbiting at that height?
Orbital velocity is the velocity needed to achieve balance between gravity's pull on the satellite and the inertia of the satellite's motion -- the satellite's tendency to keep going. This is approximately 17,000 mph (27,359 kph) at an altitude of 150 miles (242 kilometers).
Do satellites use fuel?
Satellites do carry their own fuel supply, but unlike how a car uses gas, it is not needed to maintain speed for orbit. It is reserved for changing orbit or avoiding collision with debris.
Related Question Answers
Does orbital speed increase with distance?
The velocity of an orbit around some central object can be easily calculated for a circular orbit. We see that for α<−1, the orbital velocity decreases with distance. For a constant force, the orbital velocity actually increases. The velocity would stay constant for a force proportional to r−1.Which factor affects the orbit of a satellite?
So really, a satellites ability to maintain its orbit comes down to a balance between two factors: its velocity (or the speed at which it would travel in a straight line), and the gravitational pull between the satellite and the planet it orbits. The higher the orbit, the less velocity is required.What does orbital velocity depend on?
Orbital velocity is the velocity at which a body revolves around the other body. Objects that travel in uniform circular motion around the Earth are called to be in orbit. The velocity of this orbit depends on the distance between the object and the center of the earth.What factors affect orbit?
There are two forces that keep the planets in their orbits. - Gravity. Gravity is the primary force that controls the orbit of the planets around the sun.
- Inertia.
- Gravity Working with Inertia.
- Velocity and Gravity.
What is orbital distance?
In physics, you can use orbital distance to determine how long it takes for an object to revolve around another one. For example, you can calculate how long it takes Mars to travel around the Sun, given its distance from the Sun, in astronomical units.Does mass affect orbital speed?
No, the mass of a body orbiting a second body is irrelevant in determining orbital parameters, as long as the first body is much larger than its satellite. You can see this reflected in Kepler's third law: The square of the orbital period of a planet is proportional to the cube of the semi-major axis of its orbit.What is the time period of satellite?
The period of a satellite is the time it takes it to make one full orbit around an object. The period of the Earth as it travels around the sun is one year. If you know the satellite's speed and the radius at which it orbits, you can figure out its period.What is Escape Velocity of Earth?
11.186
How do you find the velocity?
Divide the total displacement by the total time. In order to find the velocity of the moving object, you will need to divide the change in position by the change in time. Specify the direction moved, and you have the average velocity.What is considered low Earth orbit?
A low Earth orbit (LEO) is an orbit around Earth with an altitude above Earth's surface of 2,000 kilometers (1,200 mi), and an orbital period between about 84 and 127 minutes. Objects below approximately 160 kilometers (99 mi) will experience very rapid orbital decay and altitude loss.What is the speed of the sun?
The Sun's orbital speed around the Galaxy: ~200 km/s (720,000 km/h, 450,000 mph) The speed of the ground beneath your feet, as a result of the Earth's rotation: 1000 km/h (600 mph) at the latitude of Sheffield (53 degrees); it goes up to 1670 km/h (1000 mph) at the equator.What is an orbital radius?
For approximately circular orbits the orbital radius is the distance from an object in space to the body which it is orbiting.How do you find the distance of an orbital period?
If the size of the orbit (a) is expressed in astronomical units (1 AU equals the average distance between the Earth and Sun) and the period (P) is measured in years, then Kepler's Third Law says P2 = a3. where P is in Earth years, a is in AU and M is the mass of the central object in units of the mass of the Sun.How do weather satellites work?
How do weather satellites work? Weather satellites carry instruments called radiometers (not cameras) that scan the Earth to form images. The first is a "geostationary" orbit, with the satellite at a very high altitude (about 22,500 miles) and orbiting over the equator at the same rate that the Earth turns.What are Kepler's 3 laws?
There are actually three, Kepler's laws that is, of planetary motion: 1) every planet's orbit is an ellipse with the Sun at a focus; 2) a line joining the Sun and a planet sweeps out equal areas in equal times; and 3) the square of a planet's orbital period is proportional to the cube of the semi-major axis of itsWhy are higher orbits slower?
Lower orbits are faster with a higher orbital velocity. Higher orbits are slower with a slower orbital velocity. Lower orbits are faster with a higher orbital velocity. Higher orbits are slower with a slower orbital velocity.What is the value of G?
In the first equation above, g is referred to as the acceleration of gravity. Its value is 9.8 m/s2 on Earth.Why do planets have velocity?
But according to my knowledge, planets and moons get their velocity from inertia and centrifugal force. Inertia makes the object continue going after being thrown out at a high velocity that might have happened from collision between planets or explosions that threw off that object.What do you mean by Orbit?
An orbit is a regular, repeating path that an object in space takes around another one. An object in an orbit is called a satellite. In addition to the planets' orbits, many planets have moons which are in orbit around them. 
