(II) What is the apparent weight of a 75-kg astronaut2500 km from the center of the Moon in a space vehicle(a) moving at constant velocity and (b) accelerating towardthe Moon at 1.8m/s2? State “direction” in each case

Q: (II) A hypothetical planet has a radius 2.0 times that of Earth, but has the same mass. What is the…

A: Given data: Radius of Earth = R Radius of Hypothetical planet = R1 Mass of Earth = M Mass of…

Q: (II) Two objects attract each other gravitationally with a force of 2.5x10-10  N when they are 0.25…

A:

Q: A small satellite of unknown mass m is in a circu- lar orbit around a spherical body of unknown (but…

A:

Q: (II) Every few hundred years most of the planets line up on the same side of the Sun. Calculate the…

A:

Q: NASA is expected to send a 2600-kg satellite 450 km above the earth’s surface. What is its radius?…

A: Given data: The mass of the satellite, m=2600 kg. The height of the satellite above the surface of…

Q: In this problem we are going to compare the strength of the gravitational interaction between the…

A:

Q: calcula le te force ot granty between Earth and from the 1o ^24 kg annd the mas of the sutellite is…

A: Given:satellite is orbiting 40 x 107m from the center of earth. the mass of Earth ,, 6.0 x1024 kg…

Q: What must the separation be between a 5.2 kg particle and a 2.4 kg particle for their gravitational…

A: Gravitational force

Q: A 2400-kg satellite is ina arcuar otion around a planet. The satellite travels witha constant speed…

A: When a  satellite of mass m is in circular motion on a orbit of radius r, around a planet then the…

Q: (III) (a) Show that if a satellite orbits very near the surface of a planet with period T, the…

A: (a) Let M denote the mass of the given satellite, and let v denote its speed of revolution. Very…

Q: (II) Given that the acceleration of gravity at the surface of Mars is 0.38 of what it is on Earth,…

A:

Q: Two identical space probes, each of mass 2.00 x 10 4 kg are “parked” in outer space. If they are…

A: Given: The mass of probe is m= 2.00 x 10 4 kg. The distance of separation is R=1 km. The decrease…

Q: The International Space Station has a mass of 4.19 x 105 kgand orbits at a radius of 6.79 x 106 m…

A: Let the mass of the international space station be denoted by m and the mass of the Earth be denoted…

Q: (II) Determine the time it takes for a satellite to orbit theEarth in a circular near-Earth orbit. A…

A: To determine: What is the time taken for a satellite to orbit the earth in a circular Near-earth…

Q: (II) Determine the mass of the Earth from the knownperiod and distance of the Moon.

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Q: Two planets P, and P, orbit around a star S in circular orbits with speeds v, = 44.4 km/s, and v,…

A:

Q: The radius Rhand mass Mh of a black hole are related by Rh = 2GMh/c2, where c is the speed of light.…

A: Given : The radius Rh and mass Mh of a black hole are related as Rh = 2GMhc2 Distance ro from the…

Q: The Seperation distance between two 1 kg. masses is (a) decreased by 2/3 (b) increased by a factor…

A: Gravitational force F =G m1 m2 /r2

Q: (II) Four 7.5-kg spheres are located at the corners of asquare of side 0.80 m. Calculate the…

A: The gravitational force is always attractive. The three other spheres on the corners of the square…

Q: At what distance, in kilometers, from the surface ofthe earth on a line from center to center would…

A: Mass of earth, Me = 5.97 x 1024 kg Mass of moon, Mm = 0.0735 x 1024 kg distance between earth and…

Q: (II) A hypothetical planet has a mass 2.80 times that of Earth, but has the same radius. What is g…

A: Given: Mass of the hypothetical planet = 2.80 times Earth The radius of the planets is the same,…

Q: Two planets P, and P, orbit around a star S in circular orbits with speeds v, = 46.4 km/s, and v, =…

A: a) Mass of the star in kg. orbital velocity v=GMR          -eq(1)v1=46400 = GMRalso v1T = 2πRor    R…

Q: (II) Planet A and planet B are in circular orbits around adistant star. Planet A is 7.0 times…

A:

Q: (II) Calculate the acceleration due to gravity on the Moon, which has radius 1.74x106m and mass…

A: Radius of moon (R)=1.74×106 m Mass of moon (M)=7.35×1022 kg Universal gravitational constant…

Q: (c) As an aerospace engineer, your spaceship orbits the Moon at a height of 20 km. Assuming it is…

A: The speed of the spaceship is Fc=FGmv2r=GmMr2v=GMr v=GMRM+h=6.67×10-11 N·m2/kg27.34×1022 kg1.738×106…

Q: Two planets P, and P, orbit around a star S in circular orbits with speeds v, = 46.8 km/s, and v, =…

A: Given: The speed of first planet is v1=46.8 km/s. The speed of second planet is v2=59.6 km/s. The…

Q: (II) Calculate the period of a satellite orbiting the Moon,95 km above the Moon’s surface. Ignore…

A: From the Kepler's third law of planetary motion, the relation between time period(T) and mean…

Q: A satellite moves in a circular orbit around the earth at a speed of 5000 m/s determine (a) the…

A: Given: speed of satellite v = 5000 m/smoves around Earthknown,mass of Earth: M =5.972*1024…

Q: (I) Use Kepler’s laws and the period of the Moon (27.4 d)to determine the period of an artificial…

A: The distance from the earth's center to satellite, r=6400 km=6400000 m   The mass of earth,…

Q: (II) You are explaining to friends why an astronaut feelsweightless orbiting in the space shuttle,…

A: Determine the values using a suitable variable. Here, g signifies gravity at Earth surface, ME…

Q: If the radius of earth were to shrink by one percent, its mass remaining the same, the acceleration…

A:

Q: (I) Calculate the force of Earth’s gravity on a spacecraft 2.00 Earth radii above the Earth’s…

A:

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.