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Vector Addition of Gravitational Forces Quiz

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Vector Addition of Gravitational Forces Quiz

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Questions and Answers

In a bound system with a closed orbit, the total energy of the system is:

Indeterminate

Positive

Zero

Negative (correct)

The escape speed from the surface of the Earth can be calculated using which formula?

$V = G M_E R_E^2$

$V = G \frac{M_E}{R_E^2}$

$V = 2G M_E R_E$

$V = 2G \frac{M_E}{R_E}$ (correct)

What happens to the gravitational force on a particle if it is inside a uniform spherical shell?

It increases

It decreases with distance from the center

It becomes zero (correct)

It remains constant

Which of the following quantities are conserved in an object's motion under gravitational influence according to the text?

Angular momentum Signup and view all the answers

What law does angular momentum conservation lead to, as mentioned in the text?

Kepler's Second Law Signup and view all the answers

What is the total energy of a system for an elliptical orbit?

$E = GMm^2 / 2a$ Signup and view all the answers

For a geostationary satellite, how far is it approximately located from the Earth's center?

$4.22 × 10^4$ km Signup and view all the answers

If a particle is outside a uniform spherical shell, how does the sphere attract the particle?

As though the mass were concentrated at the center of the sphere Signup and view all the answers

What is the gravitational force on a particle inside a homogeneous solid sphere directed towards?

The center of the sphere Signup and view all the answers

Vector Addition of Gravitational Forces Quiz

Choose a study mode

Podcast

Questions and Answers

In a bound system with a closed orbit, the total energy of the system is:

The escape speed from the surface of the Earth can be calculated using which formula?

What happens to the gravitational force on a particle if it is inside a uniform spherical shell?

Which of the following quantities are conserved in an object's motion under gravitational influence according to the text?

What law does angular momentum conservation lead to, as mentioned in the text?

What is the total energy of a system for an elliptical orbit?

For a geostationary satellite, how far is it approximately located from the Earth's center?

If a particle is outside a uniform spherical shell, how does the sphere attract the particle?

What is the gravitational force on a particle inside a homogeneous solid sphere directed towards?

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