Calculating Gravitational Force On A Satellite

Solving for gravitational force exerted between two objects.

Calculating gravitational force on a satellite.

For example the force between earth and sun is as high as 3 54 10 22 n. F g mg. In space gravity supplies the centripetal force that causes satellites like the moon to orbit larger bodies like the earth. The gravitational force between a mass and the earth is the object s weight.

Satellite mean orbital radius. If the satellite moves in circular motion then the net centripetal force acting upon this orbiting satellite is given by the relationship. On earth the force of gravity causes objects to accelerate at a rate of 9 8 m s 2. Gravitational force on satellite in this problem you will be calculating the gravitational force from a heavenly body on an orbiting satellite.

On the surface of the earth the two forces are related by the acceleration due to gravity. Kilograms and slugs are units of. According to newton s inverse square law the gravitational force of attraction between them is directly proportional to the product of their masses and is inversely proportional. Newton s law of gravity calculator solving for force given object 1 mass.

Mass is considered a measure of an object s inertia and its weight is the force exerted on the object in a gravitational field. This net centripetal force is the result of the gravitational force that attracts the satellite towards the central body and can be represented as. When you are ready to start the problem click on the begin button and when you have worked out your answers hit end to submit your results. On the earth s surface we can use the simplified equation f grav mg to calculate the force of gravity.

It will use the gravity equation to find the force. If you want a more exact approximation of force you can still use the above equation f grav gm earth m d 2 to determine force of gravity. By steven holzner. Science physics newton s law of gravity.

You can now read the result. G is the universal gravitational constant g 6 6726 x 10 11 n m 2 kg 2. F grav g m sat. F net m sat v 2 r.

Consider that two masses m 1 and m 2 as shown in the figure are separated by a distance r. What is the formula to calculate gravitational force.