Two stars of the same 10*30 kg mass orbit each other at a constant 10*13 meters apart. What is the orbital period? Hint- The radius of centripetal acceleration is not the distance between the stars, but rather the distance between a star and the center of mass.

Q: Three identical very dense masses of 7600 kg each are placed on the x axis. One mass is x1= -140cm,…

A: Magnitude of the gravitational force between two masses proportional product of the masses and…

Q: The earth’s orbit is an ellipse with the sun as one of the foci. If the farthest distance of the sun…

A:

Q: A satellite is launched to orbit the Earth at an altitude of 2.05 x 10' m for use in the Global…

A:

Q: What is the ratio of the sun's gravitational pull on Mercury to the sun's gravitational pull on the…

A:

Q: Which of the following statements is/are true about astronauts while orbiting the earth on board the…

A: We need to choose the correct statement for the given situation.

Q: Two planets  P1 and P2 orbit around a star S in circular orbits with speeds v1 = 44.0 km/s, and v2 =…

A:

Q: LA landing craft with mass 12,500 kg is in a circular orbit 6.75x105 m above the surface of a…

A: Given information: The mass of the landing craft (m) = 12500 kg The distance of the orbit around the…

Q: Problem 6: A meteoroid is moving towards a planet. It has mass m 0.86x10° kg and speed v = 1.1x10'…

A: Concept of Gravitational potential energy is used here.

Q: You're out in space, on a rotating wheel-shaped space station of radius 867 m. You feel planted…

A: Write the given values with the suitable variables. r=867 mg=9.81 m/s2 Here, r is the radius and g…

Q: Problem 6: A meteoroid is moving towards a planet. It has mass m = 0.86x10° kg and speed v = 1.1x10'…

A:

Q: Satellite A orbits the earth at a height 3.00 times the earth's radius. Satellite B orbits the earth…

A: Given, Satellite A is revolve around the earth at height,HA = 3ReSatellite B is at a height,HB =…

Q: 1. A planet with a mass of 7.5 x 1025 kg moves around a 9.5 x 1031 kg star in a perfectly circular…

A: Given Data, Mass of the planet (m)=7.5×1025 kg Mass of the star (M)=9.5×1031 kg Radius of the…

Q: Whenever two Apollo astronauts were on the surface of the Moon, a third astronaut orbited the Moon.…

A: The Moon's radius is, R=1.7×106 m The acceleration due to gravity on the Moon is, gm=1.33 m/s2 The…

Q: Problem 6: A meteoroid is moving towards a planet. It has mass m = 0.86x10° kg and speed v = 1.1x107…

A:

Q: A planet of mass m = 4.75 × 1024 kg orbits a star of mass M = 2.85 × 1029 kg in a circular path. The…

A: The star of mass,

Q: A planet travels in a circular orbit around a star. The radius of the circular orbit is 1.45x10^11 m…

A:

Q: Scientists want to place a 4100 kg satellite in orbit around Mars. They plan to have the satellite…

A: If a particle moves in a circle of radius of r with speed v, the acceleration of the particle is…

Q: A 1633 kg satellite makes a circular orbit around the earth. It takes the satellite 5.5 hours to…

A: 1) for radius using formula r3 = T2GMe/4π2  r3 = (5.52 ×36002 ×6.67×10-11×5.97×1024)/4π2 r3 =…

Q: The orbits of Earth and Venus around the Sun are nearly circular with a mean radius of Earth's…

A:

Q: Problem 5. Mr. Spock orbits a spherical planet X with his spaceship. To remain in a circular orbit…

A: this is simple question  about orbital speed .

Q: A planet has two moons of equal mass. Moon 1 is in circular orbit of radius r. Moon 2 is in a…

A: Gravitation force on the moon F=GMmr2F∝1r2

Q: the earth orbits the sun every 364 1/4 days at an average radius of 1.5 x 1011m. Earths mass is 6 x…

A: Time taken by earth to orbit once around the sun (T) = 364.25 daysAverage radius (R) = 1.5 × 1011 m…

Q: The centers of a 15 kg lead ball and a 130 g lead ball are separated by 9.0cm. What gravitational…

A: Given that the mass of the lead ball (m1) = 15Kg and mass of the second lead ball (m2) = 130g…

Q: Scientists want to place a 3900 kg satellite in orbit around Mars. They plan to have the satellite…

A: Here radius of the orbit of satellite = radius of Mars +2.1 ×radius of Mars= 3.1 rmars

Q: Scientists want to place a 3900 kg satellite in orbit around Mars. They plan to have the satellite…

A: Given: mass of satellite, m = 3900 kgOrbital speed, v = 2555 m/s mass of mars, mM=6.4191 × 1023 kg…

Q: A moon of Uranus takes 2.52 days to orbit at a distance of 1.9 x 10° km from the center of the…

A: According to Kepler's law of planetary motion, the time period of revolution is given by: T2 =…

Q: Two planets with radii R1(1400m) and R2(1000m) and accelerations g1(7.5m/s2) and g2(5.3m/s2) are…

A:

Q: Problem 3: A meteoroid is moving towards a planet. It has mass m = 0.86x10° kg and speed v = 3.5x10'…

A:

Q: How long does a day last on a planet where the acceleration of free fall at the equator is for 1/10…

A: Mass of planet (m) = 5×1023 kg Radius of planet (R) = 3×106 m

Q: Physics An intergalactic spaceship arrives at a distant planet that rotates on its axis with a…

A:

Q: What is the acceleration  of  the Earth to stay in its nearly circular orbit around the Sun?  Assume…

A: We know that moving in a circular path with constant speed requires acceleration. its known that :…

Q: What is the magnitude of the gravitational acceleration at a height of two earth radius (2RE) above…

A: The apparent gravitational acceleration due to the change in height is given by g'=gRERE+h2 We have…

Q: Whenever two Apollo astronauts were on the surface of the Moon, a third astronaut orbited the Moon.…

A: Consider the spacecraft’s altitude from the Moon’s surface be h and r is the Moon’s radius and g is…

Q: 2. A satellite revolves around the earth in a circular path at a height of 500 km above the surface.…

A: Distance between the Earth surface and the Satellite d= 500 Km Mass of Earth M=6.0*1024 Kg Radius of…

Q: Two planets P, and P orbit around a star S in circular orbits with speeds v = 44.2 km/s, and v2 =…

A: According to Kepler's third law, in any planetary system, the third power of the orbital radius of a…

Q: The force of gravity between two masses m1and m2 separated by a distance r is given by Newton's…

A: Given data The force of gravity between the two masses is given as F=Gm1m2r2. The radius of the…

Q: Space debris left from old satellites and their launchers is becoming a hazard to other satellites.…

A:

Q: You are the science officer on a visit to a distant solar system. Prior to landing on a planet you…

A:

Q: Planet A has mass 3M and radius R, while Planet B has mass 4M and radius 2R. They are separated by…

A:

Q: Determine the magnitude of the gravitational acceleration of a 1200 kg satellite in geosynchronous…

A: Given :  Mass of satellite = 1200 kg  Radius of earth = 6371 km Mass of earth = 5.972 ×10²⁴ kg

Q: A 500 kg satellite remains at the same location relative to a location on a Planet Mars that rotates…

A: The given data are listed below with appropriate variables. Here, m denotes the satellite’s mass, r…

Q: A satellite is traveling around a planet in a circular orbit with radius R. It moves in a constant…

A:

Q: A certain planet has a mass 2.9 times the mass of Earth and radius 1.2 times the radius of the…

A: We know  g=G*MR2 = 9.807 m/s2 M= mass of earth R= radius of the earth   Given m=2.9M r=1.2R

Q: ou wish to put a 1000.0 kg satellite into a circular orbit above the earth's surface with a period…

A: Given data: Mass of satellite, m=1000 kg Time period, T=300 min=300×60 s=18×103 s Mass of Earth,…

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.