An astronaut with a mass of 100 kg is traveling in a space station moving in an Earth orbit. (A) What is the speed of the space station? (b) What is the weight of the astronaut?

Q: Tom has a mass of 70 kg and Sally has a mass of 50 kg. Tom and Sally are standing 20 m apart on the…

A: Explanation Gravitational force between Tom and Sally can determined by Newton's law of gravitation…

Q: Your starship, the Aimless Wanderer, lands on the mysterious planet Mongo. As chief…

A: From the question, it is given that- Mass of stone: m = 2.50 kg Initial speed of stone: u = 14.0…

Q: A satellite of mass 390 kg is in a circular orbit around the Earth at an altitude equal to the…

A: Given : Mass of satellite, m  =  390 kg Mass of Earth, Me      =  5.98 x 1024 kg Gravitational…

Q: The International Space Station (ISS) moves with a velocity of 7.67 km/s, and has a period of 92.49…

A: Given : Velocity (v) = 7.67 km/s Period (T) = 92.49 minutes = 92.49 x 60 = 5549.4 seconds

Q: An apparatus like the one Cavendish used to find G has large lead balls that are 7.3 kg in mass…

A: The force between the masses is, F=GMmr2

Q: A planet is discovered orbiting a distant star. The mass of the planet is 40 times the mass of the…

A: The equation for the escape speed is given by, ve=2GMR Here, G is the universal gravitation…

Q: To find the acceleration of a mass according to Newton you would need to know     Its total energy…

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Q: A broken spaceship is located 10 km above the center of a large circular thin sheet of unknown dust.…

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Q: An artificial satellite with a mass of 1,000 kg is at an altitude of 900 km above the surface of the…

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Q: The astronaut with mass 68 Kg went to Planet X. If his weight on planet X is 985N, what is the…

A: Mass of the astronaut, m = 68 kg Weight of the astronaut on the planet X, W = 985 N   The…

Q: Two particles each of mass m, go around a circle of radius R under the action of their mutual…

A: Given ;Masses of two particles    m1=m2=mradius of two particles  r1=r2=R

Q: The force of gravitational attraction F between the Earth and the Moon is 2x1010 N. If the Moon were…

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Q: What speed should a spaceship of mass 5.21 x 10' kg moving aror only by the gravitational force be,…

A: For circular motion the required centripetal force is provided by gravitational force.…

Q: A communication satellite is on a straight-line path between the Earth and the Moon. At what…

A: The expression for the gravitational force, F∝m1m2r2F=Gm1m2r2

Q: Our Solar System is in the Milky Way galaxy. The nearest galaxy is Andromeda, a distance of 2x10 22…

A: Write down the values using suitable variables. Here, d signifies the distance connecting the given…

Q: A 250-kg vehicle accelerates from rest, reaching a speed of 45 meters per second in 7 seconds.…

A: mass of vehicle (m) = 250 kg initial speed (u) = 0 m/s final speed (v) = 45 m/s time (t) = 7 seconds…

Q: According to the principle of relativity, observers in different reference frames will observe the…

A: The principle of relativity states that laws of physics are same for all the observers in the case…

Q: If the distance between two particles is halved, the gravitational force increases by

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Q: Which of the following statements is INCORRECT about the Law of Universal Gravitation? The…

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Q: How could Newton determine the functional form of the gravitational force without knowing the value…

A: Universal law of gravitation states that force acting between two objects is directly proportional…

Q: If a rocket were launched instead of a cannonball, what minimum speed would be required for the…

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Q: A satellite was launched in order to observe the Saturn. At the moment the distance between the…

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Q: The gravitational constant G was first measured accurately by Henry Cavendish in 1798. He used an…

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Q: A station orbits the earth at a distance of 360 km above the surface of the earth. Determine the…

A: The equation for the acceleration due to gravity is given by,

Q: A radar antenna is rotating and makes one revolution every 30 s, as measured on earth. However,…

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Q: What is the time required for an object starting from rest to fall freely 500 meters near Earth’s…

A: The second equation of motion is given as, Here, S denotes the distance covered by the object, u…

Q: car of mass 1775 kg travels with a velocity of 100 km/h. How high should the car be lifted in the…

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Q: The gravitational constant G has the derived units: O N.m O N.m/kg O N.m*2/kg*2 O N.m/s*2 O o o O

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Q: Our Solar System is in the Milky Way galaxy. The nearest galaxy is Andromeda, a distance of 2x1022 m…

A: Given Data: The distance between Milky Way galaxy and Andromeda is, r = 2 x 1022 m. The mass of…

Q: A spacecraft travels along the straight line connecting the earth and the sun. At what distance from…

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Q: Two objects, with masses m 1 and m 2 , are originally a distance r apart. The gravitational force…

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Q: Why would an observer out in space see the earth orbiting the sun rather than the sun orbiting the…

A: Solution: Earth revolves around the sun

Q: An atom bounces off the surface of a planet and heads straight up with an initial velocity of 512…

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Q: Two objects, m1 and m2 are gravitationally attracted to one another. However, m1 is 500 times more…

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Q: The gravitational constant G was first measured accurately by Henry Cavendish in 1798. He used an…

A:

Q: The gravitational attraction of a particle A of mass 2m on another particle B of mass 0.5m is F What…

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Q: How fast (in km/s) does Amalthea travel in its orbit around Jupiter? The mass of Jupiter is 1.90 x…

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Q: A bull and a cow elephant, each of mass 2000 kg, attract each other gravitationally with a force…

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Q: The gravitational force of attraction between the earth and the sun is 1.6 x 10^23 N. What would…

A: Given data The initial force between the earth and sun is given as F = 1.6 x 1023 N.   The…

Q: comparison between the electrostatic force and the gravitational force

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