1. physics

    A satellite is orbiting around a planet. its velocity is found to depend upon a.)Radius of orbit b.)mass of planet c.)universal gravitational constant(G) Using dimensional analysis find an expression relating orbital velocity to the above physical

    asked by sahstra kishore on April 25, 2016
  2. Physics

    A satellite is orbiting a distant planet of mass 9.6e25 kg and radius 86700 km. The satellite orbits at a height of 8610 km above the surface of the planet. a) Determine the acceleration due to gravity at the location of the satellite orbit. b) Determine

    asked by Zoey on June 11, 2017
  3. Physica

    A 21.0-kg satellite has a circular orbit with a period of 2.37 h and a radius of 8.50×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 7.10 m/s2, what is the radius of the planet? I

    asked by winterWX on February 17, 2007
  4. physics

    A rocket is used to place a satellite in orbit about a planet. The velocity of the satellite is 534 m/s and the radius of orbit is 1.21×108 m. What is the mass of planet?

    asked by brian on July 29, 2013
  5. physics

    Astonomers discover a new planet orbiting a fixed point in space, but for reasons unknown, they can't directly observe a star where one is expected. The radius of the orbit is measured to be 1.85 x 10^8 km, and the lone planet completes an orbit once every

    asked by Michelle on December 16, 2008
  6. physics

    Physics Gravitation help...? hello People i need some help with my physics revision sheet. i cant seem to get my head round it. if anyone could help by telling me how to work it out to get the right answer i would be grateful... answers would also be

    asked by basher on March 9, 2012
  7. AP Physics B

    A 1010 kg geosynchronous satellite orbits a planet similar to Earth at a radius 1.97 × 105 km from the planet’s center. Its angular speed at this radius is the same as the rotational speed of the Earth, and so they appear stationary in the sky. That is,

    asked by Abby on October 14, 2012
  8. Physics

    Given: G = 6.67259 × 10−11 Nm2/kg2 . A 602 kg geosynchronous satellite or- bits a planet similar to Earth at a radius 1.98 × 105 km from the planet’s center. Its angular speed at this radius is the same as the rotational speed of the Earth, and so

    asked by Holly on February 7, 2012
  9. Physics?

    What information do you need to calculate the altitude of a satellite’s planet-synchronous orbit? (check all that apply) Mass of the planet Radius of the planet Mass of the satellite Period of the planet's rotation on axis Period of the planet's rotation

    asked by anonymous on January 8, 2018
  10. physics 12

    An 884 kg satellite in orbit around a planet has a gravitational potential energy of -5.44*10^10 J. The orbital radius of the satellite is 8.52*10^6 m and its speed is 7.84*10^3 m/s. A) What is the mass of the planet? B) What is the kinetic energy of the

    asked by adrian on October 8, 2011
  11. physics

    3) A satellite is orbiting Earth at a distance of 57 kilometers. The satellite has a mass of 96 kilograms. What is the force between the planet and the satellite? (Hint: Don't forget that the distance between them in the equation represents the distance to

    asked by Anonymous on October 31, 2009
  12. Physics

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 2.15 × 104 m/s (Va) and the radius of the orbit is 5.15 × 106 m (ra). A second satellite also has a circular orbit around this same planet. The orbit of this second

    asked by Bex on October 5, 2016
  13. physics

    A 17.0-kg satellite has a circular orbit with a period of 2.31 h and a radius of 9.10×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 8.10 m/s2, what is the radius of the planet?

    asked by Sam on July 16, 2010
  14. physics

    mass of planet is half that of earth and radius of planet is one fourth that of earth if we plan to send an artificial satellite from planet the escape velocity will be in km/s

    asked by sujatha on October 26, 2017
  15. PHYSICS(HELP)

    A satellite with a mass of ms = 7.00 × 103 kg is in a planet's equatorial plane in a circular "synchronous" orbit. This means that an observer at the equator will see the satellite being stationary overhead (see figure below). The planet has mass mp =

    asked by Anonymous on October 17, 2013
  16. physics

    Which of these cannot occur? A) A satellite orbiting about the equator.B) A satellite orbiting about the Earth's poles.C) Actually all these can occur.D) A satellite orbiting about the Arctic Circle.

    asked by jim on March 6, 2012
  17. Physics

    What provides the centripetal force : i)on the elctron orbiting the proton in a hydrogen atom ii)satellite orbiting the planet iii)on the child being whirled round in a chair on the end of a chain in the fairground ride ? Ayuada por favorr :)

    asked by Nelly on March 22, 2011
  18. Physics 141

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.60 104 m/s, and the radius of the orbit is 5.50 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has

    asked by Hope on February 21, 2014
  19. Physics 141

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.60 104 m/s, and the radius of the orbit is 5.50 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has

    asked by Hope on February 21, 2014
  20. Physics

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.70 × 104 m/s, and the radius of the orbit is 5.80 × 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second

    asked by Ryan on September 30, 2016
  21. Physics-Gravity

    A 17.0-kg satellite has a circular orbit with a period of 2.31 h and a radius of 9.10×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 8.10 m/s2, what is the radius of the planet?

    asked by Anna on July 17, 2010
  22. science

    a planet has a radius of 5950 km and a value of g at the surface of 8 m/s2. If the planet decides to put a satellite into citcular orbit, what horizontal (orbital) speed must the satellite achieve?

    asked by limeandmango on February 11, 2013
  23. Physics

    A satellite has a mass of 6146 kg and is in a circular orbit 4.57 × 105 m above the surface of a planet. The period of the orbit is 1.6 hours. The radius of the planet is 4.44 × 106 m. What would be the true weight of the satellite if it were at rest on

    asked by Cat on January 23, 2013
  24. Physics

    9.) A 1 570 kg satellite orbits a planet in a circle of radius 5.94 x 106 m. Relative to zero at infinity the gravitational potential energy of this satellite is -9.32 x 1011 J. What is the mass of the planet?

    asked by Andy on March 10, 2017
  25. phy

    A satellite circles a spherical planet of unknown mass in a circular orbit of radius 1.9×107m . The magnitude of the gravitational force exerted on the satellite by the planet is 140N . Part A What would be the magnitude of the gravitational force exerted

    asked by kerat on July 13, 2013
  26. Physics

    A satellite has a mass of 6179 kg and is in a circular orbit 4.83 × 105 m above the surface of a planet. The period of the orbit is 2.4 hours. The radius of the planet is 4.03 × 106 m. What would be the true weight of the satellite if it were at rest on

    asked by Orla on October 25, 2012
  27. physics

    A satellite has a mass of 5850kg and is in a circular orbit 4.1*10^5m above the surface of a planet. The period of the orbit is two hours. the radius of the planet is 4.15*10^6m.What is the true weight of the satellite when it is at rest on the planet's

    asked by ajo on December 2, 2007
  28. PHYSICS

    How do I solve this? A satellite has a mass of 5949 kg and is in a circular orbit 4.07 × 105 m above the surface of a planet. The period of the orbit is 1.9 hours. The radius of the planet is 4.55 × 106 m. What would be the true weight of the satellite

    asked by Anonymous on April 27, 2015
  29. physics

    A satellite has a mass of 5950 kg and is in a circular orbit 3.80 105 m above the surface of a planet. The period of the orbit is two hours. The radius of the planet is 4.15 106 m. What is the true weight of the satellite when it is at rest on the planet's

    asked by joshua on October 28, 2010
  30. Physics

    A satellite has a mass of 6000 kg and is in a circular orbit 4.20 105 m above the surface of a planet. The period of the orbit is two hours. The radius of the planet is 4.20 106 m. What is the true weight of the satellite when it is at rest on the planet's

    asked by Nick on March 2, 2011
  31. PHYSICS

    A satellite has a mass of 5949 kg and is in a circular orbit 4.07 × 105 m above the surface of a planet. The period of the orbit is 1.9 hours. The radius of the planet is 4.55 × 106 m. What would be the true weight of the satellite if it were at rest on

    asked by Anonymous on April 26, 2015
  32. Physics

    A satellite has a mass of 6090 kg and is in a circular orbit 4.63 × 105 m above the surface of a planet. The period of the orbit is 2.4 hours. The radius of the planet is 4.86 × 106 m. What would be the true weight of the satellite if it were at rest on

    asked by Tim on December 4, 2015
  33. Physics

    A satellite has a mass of 6179 kg and is in a circular orbit 4.83 × 105 m above the surface of a planet. The period of the orbit is 2.4 hours. The radius of the planet is 4.03 × 106 m. What would be the true weight of the satellite if it were at rest on

    asked by Orla on October 23, 2012
  34. Physics

    A satellite has a mass of 6135 kg and is in a circular orbit 3.80 105 m above the surface of a planet. The period of the orbit is 2.08 hours. The radius of the planet is 3.85 106 m. What would be the true weight of the satellite if it were at rest on the

    asked by Moises on October 6, 2012
  35. Physics

    A satellite has a mass of 6445 kg and is in a circular orbit 4.14 × 105 m above the surface of a planet. The period of the orbit is 2.1 hours. The radius of the planet is 4.52 × 106 m. What would be the true weight of the satellite if it were at rest on

    asked by Sandra on April 28, 2015
  36. Physics

    A satellite has a mass of 5823 kg and is in a circular orbit 4.45 × 105 m above the surface of a planet. The period of the orbit is 1.9 hours. The radius of the planet is 4.57 × 106 m. What would be the true weight of the satellite if it were at rest

    asked by Amelia on October 23, 2017
  37. physics

    A satellite has a mass of 6173 kg and is in a circular orbit 4.71 × 105 m above the surface of a planet. The period of the orbit is 1.6 hours. The radius of the planet is 4.31 × 106 m. What would be the true weight of the satellite if it were at rest on

    asked by Anonymous on October 28, 2013
  38. physics

    A satellite has a mass of 5910 kg and is in a circular orbit 4.69 × 105 m above the surface of a planet. The period of the orbit is 2.1 hours. The radius of the planet is 4.44 × 106 m. What would be the true weight of the satellite if it were at rest on

    asked by Anonymous on October 29, 2012
  39. Physics - repost

    A satellite has a mass of 5381 kg and is in a circular orbit 4.30 105 m above the surface of a planet. The period of the orbit is 2.06 hours. The radius of the planet is 4.09 106 m. What would be the true weight of the satellite if it were at rest on the

    asked by Ben on October 9, 2012
  40. physics

    A satellite has a mass of 5850 kg and is in a circular orbit 3.8 105 m above the surface of a planet. The period of the orbit is two hours. The radius of the planet is 4.15 106 m. What is the true weight of the satellite when it is at rest on the planet's

    asked by Taylor on October 18, 2007
  41. Physics

    A satellite has a mass of 5381 kg and is in a circular orbit 4.30 105 m above the surface of a planet. The period of the orbit is 2.06 hours. The radius of the planet is 4.09 106 m. What would be the true weight of the satellite if it were at rest on the

    asked by Ben on October 9, 2012
  42. Physics

    A satellite has a mass of 6000 kg and is in a circular orbit 3.30 105 m above the surface of a planet. The period of the orbit is two hours. The radius of the planet is 4.20 106 m. What is the true weight of the satellite when it is at rest on the planet's

    asked by Dylan on March 2, 2012
  43. physic

    A satellite circles a spherical planet of unknown mass in a circular orbit of radius 1.9×107m . The magnitude of the gravitational force exerted on the satellite by the planet is 140N . What would be the magnitude of the gravitational force exerted on the

    asked by kerat on July 13, 2013
  44. physic

    A satellite circles a spherical planet of unknown mass in a circular orbit of radius 1.9×107m . The magnitude of the gravitational force exerted on the satellite by the planet is 140N What would be the magnitude of the gravitational force exerted on the

    asked by cuzer on July 12, 2013
  45. physics

    A satellite with a mass of ms = 7.00 × 103 kg is in a planet's equatorial plane in a circular "synchronous" orbit. This means that an observer at the equator will see the satellite being stationary overhead (see figure below). The planet has mass mp =

    asked by Anonymous on October 17, 2013
  46. Physics

    A satellite has a mass of 5600 kg and is in a circular orbit 3.70*10^5 m above the surface of a planet. The period of the orbit is two hours. The radius of the planet is 4.20*10^6 m. What is the true weight of the satellite when it is at rest on the

    asked by Ashley on November 8, 2010
  47. PHYSICS PLEASE HELP

    A satellite has a mass of 5850 kg and is in a circular orbit 4.50 x 10^5 m above the surface of a planet. The period of the orbit is two hours. The radius of the planet is 4.20 x 10^6 m. What is the true weight of the satellite when it is at rest on the

    asked by Anonymous on October 28, 2010
  48. physics

    A satellite has a mass of 5950 kg and is in a circular orbit 3.80 10^5 m above the surface of a planet. The period of the orbit is two hours. The radius of the planet is 4.15 10^6 m. What is the true weight of the satellite when it is at rest on the

    asked by joshua on October 28, 2010
  49. math

    The orbital velocity of a satellite is given by v=√GM/R+h, where G= 6.67*10^-11 Nm^2kg^2, is the Universal Gravitational Constant, M=6*10^24 kg, is the mass of Earth, R=6.38*10^3 km, the orbit of the satellite, and h is artificial satellite above the

    asked by John Dosley on September 18, 2016
  50. math

    The orbital velocity of a satellite is given by v=√GM/R+h, where G= 6.67*10^-11 Nm^2kg^2, is the Universal Gravitational Constant, M=6*10^24 kg, is the mass of Earth, R=6.38*10^3 km, the orbit of the satellite, and h is artificial satellite above the

    asked by John Dosley on September 18, 2016
  51. physics

    An 76 kg satellite orbits a distant planet with a radius of 4500 km and a period of 280 min. From the radius and period, you calculate the satellite's acceleration to be 0.63 m/s2. What is the gravitational force on the satellite?

    asked by Jessica on October 9, 2016
  52. Physics

    A satellite has a mass of 5750 kg and is in a circular orbit 3.6 * 10^5 m above the surface of a planet. The period of the orbit is two hours. The radius of the planet is 4.20 * 10^6 m. What is the true weight of the satellite when it is at rest on the

    asked by Student on October 7, 2007
  53. Physics

    A 21.0-kg satellite has a circular orbit with a period of 2.37 h and a radius of 8.50×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 7.10 m/s2, what is the radius of the planet?

    asked by winterWX on February 16, 2007
  54. physics

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.75 104 m/s, and the radius of the orbit is 5.15 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has

    asked by Anonymous on September 27, 2014
  55. physics

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.80 104 m/s, and the radius of the orbit is 5.45 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has

    asked by jessica on December 19, 2010
  56. Physics

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.70 104 m/s, and the radius of the orbit is 5.30 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has

    asked by Justin on March 4, 2011
  57. LSU

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.53 x 104 m/s, and the radius of the orbit is 3.42 x 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite

    asked by Morgan on March 6, 2015
  58. physics

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.55 104 m/s, and the radius of the orbit is 5.50 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has

    asked by Taylor on October 18, 2007
  59. physics

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.80 104 m/s, and the radius of the orbit is 5.20 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has

    asked by karen on October 7, 2014
  60. 12th grade

    A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.65 104 m/s, and the radius of the orbit is 5.30 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has

    asked by Anonymous on December 7, 2010
  61. math

    A model of a planet shows a satellite moving in an elliptical orbit about the planet. The closest distance from the centre of the satellite to the centre of the planet in the model is 3 m and the longest distance is 8m. a) Determine a possible equation for

    asked by Lucy on December 6, 2008
  62. physics

    The radius of a planet R1 and satellite revolves round it in a circle of radius R2. The time period of revolution is T.find the acceleration due to the gravitation of the planet at its surface.

    asked by subharaj on May 26, 2013
  63. Physics

    A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days. Both moons have nearly circular orbits. Use Kepler's third law to find the distance of each satellite from the planet's center.

    asked by Angelina on February 23, 2012
  64. physics

    Scientists want to place a 3100 kg satellite in orbit around Mars. They plan to have the satellite orbit a distance equal to 1.9 times the radius of Mars above the surface of the planet. Here is some information that will help solve this problem: mmars =

    asked by physics on October 14, 2018
  65. Math

    A satellite is launched into orbit 200 kilometers above the Earth.The orbital velocity of a satellite is given by the formula v=√GmE/r, where v is the velocity in meters per second, G is a given constant, mE is the mass of Earth, and r is the radius of

    asked by Macy on April 6, 2010
  66. Physics

    You observe an arti cial satellite orbiting the earth and estimate it is at an altitude h = [03] km above the earth's surface and has a mass m = 3500 kg. You wish to calculate when the satellite will be back in the same position. From the second law of

    asked by Adrianne on April 1, 2010
  67. physics

    Scientists want to place a 3100 kg satellite in orbit around Mars. They plan to have the satellite orbit a distance equal to 1.9 times the radius of Mars above the surface of the planet. Here is some information that will help solve this problem: mmars =

    asked by Austin on October 14, 2018
  68. physics

    A satellite with mass 6.00*10^3 is in the equatorial plane in a circular orbit. The planet's mass = 6.59 *10^25 and a day of length is 1.6 earth days. How far from the center (in m) of the planet is the satellite? What is the escape velocity (km?sec) from

    asked by Jets on October 19, 2013
  69. Math

    A geosynchronous equatorial orbiting satellite orbits 22,300 miles above the equator of Earth. It completes one full revolution each 24 hours. Assume Earth's radius is 3960 miles. a. How far will the GEO satellite travel in one day? b. What is the

    asked by Mike on November 18, 2007
  70. physics

    A satellite with mass 6.00*10^3 is in the equatorial plane in a circular orbit. The planet's mass = 6.59 *10^25 and a day of length is 1.6 earth days. How far from the center (in m) of the planet is the satellite? What is the escape velocity (km?sec) from

    asked by ss01 on October 23, 2013
  71. 465465

    A satellite is orbiting the earth just above its surface. The centripetal force making the satellite follow a circular trajectory is just its weight, so its centripetal acceleration is about 9.81 m/s2 (the acceleration due to gravity near the earth's

    asked by Anonymous on September 22, 2010
  72. Physics

    A satellite is orbiting the earth just above its surface. The centripetal force making the satellite follow a circular trajectory is just its weight, so its centripetal acceleration is about 9.81 m/s2 (the acceleration due to gravity near the earth's

    asked by on April 15, 2013
  73. physics

    Over a time interval of 1.72 years, the velocity of a planet orbiting a distant star reverses direction, changing from +18.2 km/s to -18.8 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during

    asked by Kendall on September 11, 2012
  74. physics

    Over a time interval of 1.98 years, the velocity of a planet orbiting a distant star reverses direction, changing from +21.9 km/s to -17.2 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during

    asked by Amena on January 31, 2018
  75. physics

    Over a time interval of 2.17 years, the velocity of a planet orbiting a distant star reverses direction, changing from +19.3 km/s to -22.9 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during

    asked by shant on September 7, 2014
  76. Physics

    Over a time interval of 1.98 years, the velocity of a planet orbiting a distant star reverses direction, changing from +21.9 km/s to -17.2 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during

    asked by Amena.S on January 31, 2018
  77. physics

    Over a time interval of 1.98 years, the velocity of a planet orbiting a distant star reverses direction, changing from +21.9 km/s to -17.2 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during

    asked by Amena on January 29, 2018
  78. Physics

    Over a time interval of 2.15 years, the velocity of a planet orbiting a distant star reverses direction, changing from +18.9 km/s to -17.3 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during

    asked by Isaac on January 22, 2012
  79. physics

    Over a time interval of 2.37 years, the velocity of a planet orbiting a distant star reverses direction, changing from +23.4 km/s to -15.7 km/s. Find (a) the total change in the planet's velocity (in m/s) and (b) its average acceleration (in m/s2) during

    asked by a on December 13, 2011
  80. Physics

    Two satellites, X and Y, orbit a planet in nearly circular orbits. Satellite X takes 20 days to complete one orbit, while satellite Y takes 160 days. If satellite X has orbital radius 1.0r, what is the orbital radius of satellite Y?

    asked by Luke on April 9, 2013
  81. Physics Honors

    Consider planet mass of 4.98 E 21 kilograms with a satellite orbitting it at distance of 3.11 E 6 meters from planet's center. Satellite has mass of 369 kilograms. How long (inseconds) does it take the satellite to make one complete orbit around planet. I

    asked by Joan on March 11, 2008
  82. PHYSICS

    HELP. I need to understand this for a test tomorrow. THANKS Consider planet mass of 4.98 E 21 kilograms with a satellite orbitting it at distance of 3.11 E 6 meters from planet's center. Satellite has mass of 369 kilograms. How long (inseconds) does it

    asked by Joan on March 11, 2008
  83. Physics

    A satellite with a mass of 284 kg approaches a large planet at a speed vi,1 = 14.4 km/s. The planet is moving at a speed vi,2 = 11.0 km/s in the opposite direction. The satellite partially orbits the planet and then moves away from the planet in a

    asked by Eric on June 6, 2012
  84. Science

    Two satellites are launched at a distance R from a planet of negligible radius. Both satellites are launched in the tangential direction. The first satellite launches correctly at a speed v0 and enters a circular orbit. The second satellite, however, is

    asked by Anonymous on December 22, 2011
  85. PHYSICS HELP

    A satellite of mass m is orbiting the earth, mass M , in a circular orbit of radius ra . Unfortunately a piece of space debris left by a passing rocket lies directly in the satellite's path. The piece of debris has the same mass m as the satellite. The

    asked by Anonymous on November 14, 2013
  86. Physics Classical Mechanics

    A satellite of mass m is orbiting the earth, mass M , in a circular orbit of radius ra . Unfortunately a piece of space debris left by a passing rocket lies directly in the satellite's path. The piece of debris has the same mass m as the satellite. The

    asked by Anonymous on November 14, 2013
  87. Pre-calc Math

    The path of a satellite orbiting the earth causes the satellite to pass directly over two tracking stations A and B, which are 95 mi apart. When the satellite is on one side of the two stations, the angles of elevation at A and B are measured to be 87.0°

    asked by Anthony on December 23, 2016
  88. science

    if a satellite moves in a circular orbit around a planet, the satellite has a constant: momentum velocity OR acceleration

    asked by chelsie on January 25, 2011
  89. physics

    A satellite orbits a planet at a distance of 3.80 108 m. Assume that this distance is between the centers of the planet and the satellite and that the mass of the planet is 3.90 1024 kg. Find the period for the moon's motion around the earth. Express the

    asked by Blake on February 16, 2012
  90. physics

    A satellite with a mass of 260 kg approaches a large planet at a speed vi,1 = 13.1 km/s. The planet is moving at a speed vi,2 = 10.2 km/s in the opposite direction. The satellite partially orbits the planet and then moves away from the planet in a

    asked by lanre on June 12, 2012
  91. PHYSÝCS HELP

    A satellite with a mass of 113 kg approaches a large planet at a speed vi,1 =10.3 km/s. The planet is moving at a speed vi,2 =14.6 km/s in the opposite direction. The satellite partially orbits the planet and then moves away from the planet in a direction

    asked by TUGÝ on March 30, 2012
  92. physics

    What is the angular velocity in radian per second of a satellite that has an orbital velocity of 9000 m.s^-1, orbiting at a distance of 6500 km from the center of the earth

    asked by ma on October 12, 2010
  93. Precalc HW (NO IDEA HOW TO SOLVE)

    Low Earth orbiting satellites orbit between 200 and 500 miles above Earth. In order to keep the satellites at a constant distance from Earth, they must maintain a speed of 17,000 miles per hour. Assume Earth's radius is 3960 miles. a. Find the angular

    asked by Amie on November 19, 2007
  94. Mathematics

    Low Earth orbiting satellites orbit between 200 and 500 miles above Earth. In order to keep the satellites at a constant distance from Earth, they must maintain a speed of 17,000 miles per hour. Assume Earth's radius is 3960 miles. a. Find the angular

    asked by Amie on November 19, 2007
  95. Physics

    Suppose a planet is discovered orbiting a distant star with 13 times the mass of the Earth and 1/13 its radius. How does the escape speed on this planet compare with that of the Earth? Ve new ------- = ve earth

    asked by Cooper on November 9, 2011
  96. Physics

    I'm really struggling trying to understand what formulas to use for the following: A satellite orbits the earth with a radius of 7000 km. (a) what is the acceleration of gravity at this distance? (b) what is the velocity of the satellite? (c) how long does

    asked by Anna on June 29, 2016
  97. Physics

    I'm really struggling trying to understand what formulas to use for the following: A satellite orbits the earth with a radius of 7000 km. (a) what is the acceleration of gravity at this distance? (b) what is the velocity of the satellite? (c) how long does

    asked by Anna on June 28, 2016
  98. force of gravity

    A satellite orbits around the earth. The mass of the satellite is 1170 kg, and its altitude is 220 km. The mass of the earth is 5.98×1024 kg. The radius of the earth is 6.38×106 m. 1)What is the gravitational force on the satellite? 2)What is the orbital

    asked by ami on December 9, 2009
  99. Physics

    In 2000, NASA placed a satellite in orbit around an asteroid. Consider a spherical asteroid with a mass of 1.00×1016 and a radius of 8.50km . What is the speed of a satellite orbiting 4.70km above the surface? What is the escape speed from the asteroid?

    asked by Hoa on April 7, 2010
  100. Physics

    In 2000, NASA placed a satellite in orbit around an asteroid. Consider a spherical asteroid with a mass of 1.00×1016 and a radius of 8.50 . What is the speed of a satellite orbiting 4.70km above the surface? What is the escape speed from the asteroid?

    asked by Mikhail on April 15, 2010