Mars’s moon Phobos orbits the planet at a distance of 9380 km from its center, and it takes 7 hours and 39 minutes to complete one orbit. What is the ratio of Mars’s mass to the mass of the earth?

Q: A planet of radius 1500 km exerts a gravitional force of 120 N on an object of mass 100 kg that is…

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Q: The mass of a new discovered planet is 6.39 × 10^23kg. If the weight of a spaceship from earth that…

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Q: A 10,000-kilogram satellite is pulled toward Planet A, with a radius of 65,000 kilometers and a mass…

A: The gravitational force acting on the mass by the planet A be:

Q: Calculate the Earth's mass given the acceleration due to gravity at the North Pole is 9.830 m/s2 and…

A: Gravitational acceleration of Earth is,

Q: If the acceleration due to gravity on the surface of earth is g, then the acceleration due to…

A: The acceleration due to gravity on planet E is calculated by using the formula g=GMr2 , where…

Q: The center of a moon of mass m is a distance D from the center of a planet of mass M. At some…

A: Write the expression for the net gravitational force, and solve for the ratio of the mass of the…

Q: It takes Mars 686.98 days to orbit around the Sun. If the Earth-Sun distance is 1.5 x 1011 m, what…

A: Write the given values with suitable variables. Here, TM denotes the time period of Mars around the…

Q: The center of a 850 kg satellite is 9.9 ×106 m from Earth’s center. What is the gravitational force…

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Q: The gravitational force between two spherical masses is Fg Which of the following would increase the…

A: Gravitational force is defined as the force of attraction between two masses kept at some distance.…

Q: A ball of mass m is found to have a weight Wx on Planet X. Which of the following is a correct…

A: The weight of an object in a planet is the gravitational force exerted by the planet on it. It is…

Q: The radius of Earth is about 6.38 x 10e3 km. 7.20x10e3-N spacecraft travels away from Earth. What is…

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Q: A satellite has a mass of 6476 kg and is in a circular orbit 4.54 × 105 m above the surface of a…

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Q: What is the ratio of Earth's gravitational force on a satellite when it is on the ground to the…

A: Given Altitude h = 5.29 km = 5.29 x 103 m Known Radius of earth r = 6371 km = 6371 x 103 m

Q: When the planet Saturn is furthest from Earth it is 1,37 x 1012 m away. The planet Saturn has a mass…

A: Write a given values of this question.

Q: The gravitational force between a planet and its moon is 6*10^16 N. For another moon orbiting the…

A: The given data are: F=6×1016 NR'=2RM'=3M Here, F denotes the gravitational force, R' denotes the…

Q: An object of mass 0.50 kg is transported to the surface of Planet X where the object's weight is…

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Q: The Moon (mass 7.35 × 1022 kg) is orbiting about the Earth (mass 5.98 × 1024 kg) at a radius of 3.85…

A: The expression used to calculate force of gravity on the Moon due to the Earth is F=GMmr2

Q: The gravitational force between two spherical masses, M1 = 20kg and M2 = 25kg is 8.84 * 10-7 Nt.…

A: Given that Mass M1 = 20 kg Mass M2 = 25 kg Gravitational force F = 8.85 X 10-7 N Assume that the…

Q: The planet Neptune has a satellite, Proteus, which travels in an orbit of radius 1.180×108 m with a…

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Q: What is the period of rotation of Venus in earth years if it is a distance of 1.08 x 1011 meters…

A: Period of rotation

Q: If the acceleration due to gravity on the surface of earth is g, then the acceleration due to…

A: Given: The acceleration due to gravity on the surface of Earth is g. The mass of Earth is m. The…

Q: How much does a woman of mass 50 kg weigh on the earth’s surface? What would be her mass 400,000 km…

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Q: Planet Z-1 has a mass equal to one-third that of the Earth and a radius equal to one- third that of…

A: Provided data:  Mass of earth = M Mass of planet Z-1(M1)= one third of earth= M/3 Radius of earth =…

Q: In 2014, a space probe approached the rocky core of the comet Churyumov-Gerasimenko, which is only a…

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Q: What is FBp, the magnitude of the gravitational force of attraction between satellite B and the…

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Q: What is the ratio of Earth's gravitational force on a satellite when it is on the ground to the…

A: The gravitational force on the satellite when it is on the ground is

Q: Determine the acceleration due to gravity for Planet X. _________________ Given Planet X…

A: Given that Mass (m) = 1.00 kgLength (L) = 0.70 mTime Period (T) = 1.3955 s Let the acceleration due…

Q: A planet of mass 6 x 1024 kg is in orbit around a star of mass 2 x 1030 kg. If the distance between…

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Q: The mass of the sun is 1.99×10^30kg and its distance to the Earth is 1.50×10^11m What is the…

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Q: How far from the earth must a body be along line toward the sun so that the gravitational pull of…

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Q: In a distant solar system, a planet of mass 5.0 x 1024 kg orbits a sun of mass 3.0 x 1000 kg at a…

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Q: The drawing (not to scale) shows one alignment of the sun, earth, and moon. The gravitational force…

A: Mass of sun, Ms=1.99× 1030 kg Mass of earth, Me=5.98 ×1024 Kg Mass of moon, Mm= 7.35×1022 kg…

Q: Two objects are separated by a distance of 2000 m. If the masses of the objects are 5x10^3 kg and…

A: Mass of object 1,  M1 = 5 * 103 kg  Mass of object 2, M2 = 3 * 103 kg  distance of separation , r =…

Q: Consider a hypothetical planet with a mass equal to half that of Earth and radius is one-third that…

A: Given The mass of the planet is half of the earth's mass. The radius of the planet is one-third of…

Q: The mass of a moon is MM and the mass of the planet it orbits is Mp. The distance between the center…

A: gravitational force is proportional to mass of objects and inversely proportional to distance2.

Q: A satellite has a mass of 6220 kg and is in a circular orbit 4.39 × 105 m above the surface of a…

A: Given information:Mass of satellite (m) = 6220 kgRadius of circular orbit above the surface of a…

Q: On a planet whose radius is 1.7 ✕ 107 m, the acceleration due to gravity is 47 m/s2. What is the…

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Q: What is the ratio of Earth’s gravitational force on a satellite when it is on the ground to the…

A: Given data *The given altitude is h = 890 km = 0.890 × 106 m *The distance between the earth and…

Q: A satellite has a mass of 6398 kg and is in a circular orbit 4.41 × 105 m above the surface of a…

A: The equation for the period of a satellite in a circular orbit at a height H from the surface of the…

Q: What is the weight, in USCS units, of an object 1000 miles above the surface of the earth, if it…

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Q: At their closest approach, Venus and Earth are 4.20 × 10 10 m apart. The mass of Venus is 4.87 × 10…

A: The distance between the Venus and Earth,

Q: Using the international system of units (SI system), the unit of the universal gravitational…

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Q: A satellité has a mass of 6264 kg and is in a circular orbit 4.47 x 105 m above the surface of a…

A: GivenMass of satellite (m)=6264  kgHeight above the planet surface surface (h)=4.47×105 mPeriod of…

Q: The Martian satellite Phobos travels in an approximately circular orbit of radius 9.4* 10^6 m with a…

A: The radius of the orbit,

Q: The earth orbits the sun once per year (365 days) and its average orbital radius is 1.50 x 1011m.…

A: Given: G=6.67 x 1011Nm²/kg² Radius, r = 1.50*10¹¹ m  Time, T = 365 days

Q: What is the orbital speed of the Sun's orbit in centimeters per second?  Mass of the sun= 2 x1030…

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.