Saturday

April 19, 2014

April 19, 2014

Number of results: 81,003

**physics**

An artificial satellite placed into earth's orbit has a mass of 1250kg. It travels at an average distance of 222.5km above the surface of the earth. The radius of the earth is 6370km. What acceleration due to gravity does the earth give the satellite? I know to find the ...
*Wednesday, December 16, 2009 at 12:07pm by sh*

**physics**

Two Earth satellites, A and B, each of mass m, are to be launched into circular orbits about Earth's center. Satellite A is to orbit at an altitude of 7460 km. Satellite B is to orbit at an altitude of 20500 km. The radius of Earth REis 6370 km. (a) What is the ratio of the ...
*Monday, January 3, 2011 at 7:55pm by kylie*

**physics**

Two Earth satellites, A and B, each of mass m, are to be launched into circular orbits about Earth's center. Satellite A is to orbit at an altitude of 7460 km. Satellite B is to orbit at an altitude of 20500 km. The radius of Earth REis 6370 km. (a) What is the ratio of the ...
*Sunday, January 2, 2011 at 10:26pm by Anonymous*

**Physics**

A satellite of mass 220 kg is launched from a site on Earth's equator into an orbit at 200 km above the surface of Earth. (a) Assuming a circular orbit, what is the orbital period of this satellite? 5310 s (b) What is the satellite's speed in its orbit? 7790m/s (c) What is the...
*Saturday, March 13, 2010 at 8:28pm by Ana*

**Physics**

A satellite of mass 210 kg is launched from a site on Earth's equator into an orbit at 210 km above the surface of Earth. (a) Assuming a circular orbit, what is the orbital period of this satellite? (b) What is the satellite's speed in its orbit? (c) What is the minimum energy...
*Wednesday, November 24, 2010 at 2:08pm by tom*

**kv khurda**

an artificial satellite is orbiting the earth. A bomb is released from the satellite. The bomb will (a)explode due to the heat generated by the friction of air (b)fall freely on the earth (c)escape into outer space (d)orbit the earth along with the satellite
*Saturday, December 17, 2011 at 1:10am by suman*

**physics**

An artificial satellite circling the Earth completes each orbit in 139 minutes. (The radius of the Earth is 6.38 106 m. The mass of the Earth is 5.98 1024 kg.) (a) Find the altitude of the satellite.
*Monday, October 31, 2011 at 11:10pm by Anonymous*

**Physics **

If an artificial earth satellite is in an orbit around the earths equator with a period of exactly 1 day, how does its motion look to an observer on the rotating earth if it orbits in the same direction as the earth turns? (Such an orbit is said to be geosynchronous; most ...
*Tuesday, October 16, 2012 at 2:36pm by abc321*

**Physics**

A communications satellite with a mass of 450 kg is in a circular orbit about the Earth. The radius of the orbit is 2.910^4 km as measured from the center of the Earth. Calculate the weight of the satellite on the surface of the Earth Calculate the gravitational force exerted...
*Wednesday, November 9, 2011 at 4:33pm by Cooper*

**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 the satellite"s ...
*Tuesday, April 6, 2010 at 10:00am by Macy*

**physics **

A satellite of mass 225 kg is launched from a site on Earth's equator into an orbit at 200 km above the surface of Earth. (The mass of the Earth is 5.98 1024 kg, and the radius of the Earth is 6.38 103 km.) (a) Assuming a circular orbit, what is the orbital period of this ...
*Wednesday, December 4, 2013 at 11:09pm by jimmy*

**Physics**

A communications satellite with a mass of 400 is in a circular orbit about the Earth. The radius of the orbit is 3.7104 as measured from the center of the Earth. Calculate the gravitational force exerted on the satellite by the Earth when it is in orbit.
*Thursday, November 3, 2011 at 2:42pm by Chris*

**earth**

A satellite has a mass of 5.98*10^24 kg.if this satellite is t be placed into a circular orbit 300km above the earths surface,what speed,period and radial acceleration must it have
*Monday, August 13, 2012 at 2:52am by busi*

**physics**

Estimate the energy required from fuel to launch a 1465 kg satellite into orbit 1375 km above the Earths surface. Consider two cases: (a) the satellite is launched into an equatorial orbit from a point on the Earths equator, and (b) it is launched from the North Pole into a ...
*Monday, November 5, 2012 at 8:06pm by Lauria*

**Physics help PLZ!!**

Estimate the energy required from fuel to launch a 1465 kg satellite into orbit 1375 km above the Earths surface. Consider two cases: (a) the satellite is launched into an equatorial orbit from a point on the Earths equator, and (b) it is launched from the North Pole into a ...
*Monday, October 22, 2012 at 5:50pm by Sarah*

**Geometry**

A satellite has-recently been placed in a nearly circular orbit 2000 kilometers above the earths surface. Given that the radius of the earth is approximately 6400 kilometers and that the satellite completes its orbit in 12 hours, calculate the speed of the satellite in ...
*Tuesday, May 17, 2011 at 11:47am by Keenan*

**physics for physical science**

(a)what is the magnitude of the gravitational force of the earth on a surveillance satellite of mass 1040kg that is in a grazing circular orbit 100 km above the surface of the earth. (b)find the magnitude of the acceleration of the satellite in such a grazing orbit. (c)...
*Friday, April 26, 2013 at 11:27am by lonia*

**physics**

4(a) What is the magnitude of the gravitational force of the Earth on a surveillance satellite of mass 1040 kg that is in a grazing circular orbit 100 km above the surface of the Earth. (b) Find the magnitude of the acceleration of a satellite in such a grazing orbit. (c) ...
*Monday, April 22, 2013 at 3:29pm by joey*

**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 5.981024 kg. The radius of the earth is 6.38106 m. 1)What is the gravitational force on the satellite? 2)What is the orbital velocity of the ...
*Wednesday, December 9, 2009 at 6:30pm by ami*

**Physics**

A satellite is placed between the Earth and the Moon, along a straight line that connects their centers of mass. The satellite has an orbital period around the Earth that is the same as that of the Moon, 27.3 days. How far away from the Earth should this satellite be placed?
*Saturday, May 7, 2011 at 3:23pm by Roberto*

**Physics**

A satellite is placed between the Earth and the Moon, along a straight line that connects their centers of mass. The satellite has an orbital period around the Earth that is the same as that of the Moon, 27.3 days. How far away from the Earth should this satellite be placed?
*Saturday, May 7, 2011 at 5:18pm by Roberto*

**physics**

A satellite is placed between the Earth and the Moon, along a straight line that connects their centers of mass. The satellite has an orbital period around the Earth that is the same as that of the Moon, 27.3 days. How far away from the Earth should this satellite be placed?
*Tuesday, April 23, 2013 at 11:47am by tae*

**physics**

A satellite moves in a circular orbit around Earth at a speed of 4390 m/s (a) Determine the satellite's altitude above the surface of Earth.(meters) (b) Determine the period of the satellite's orbit. (hours) I used the equation M(sattelite)V^2/r = M(sattelite)(Mass(earth)G/r^2...
*Saturday, April 10, 2010 at 6:39pm by Kelsey*

**Physics 12**

What is the gtravitational potential energy of a 2.00e3 kg staellite that is in an orbit that has a radius of 9.90e6 m around the earth? Use gravitational potential energy=0 at r= (answer=-2.01e11J) What is the work done against gravity on the satellite in the problem #1 in ...
*Monday, April 16, 2007 at 12:47pm by Erin*

**physics**

at what altitude should a satellite be placed into circular orbit so that its orbital period is 48 hours? the mass of the earth is 5.976x10^24 kg and the radius of the eatrh is 6.378x10^6 m.
*Wednesday, March 23, 2011 at 11:14pm by Jess*

**physics**

A satellite is orbit about earth, its orbital radius is 3.43*10e7m.The mass of the satellite is 9166kg and the mass of earth is 5.974*10e24kg. Determine the orbital speed of the satellite in mi/s. 1mi/s=1609m/s.
*Friday, October 1, 2010 at 3:35pm by shug*

**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 debris collides with the...
*Thursday, November 14, 2013 at 9:34am by Anonymous*

**science help!**

A satellite is placed in orbit 100 km above the surface of the earth (radius = 6370 km, mass = 5.98 x 1024 kg). If the satellite has a mass of 1500 kg, what is the force of gravity acting on it?
*Friday, January 10, 2014 at 7:12pm by unknown*

**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 debris collides with the...
*Thursday, November 14, 2013 at 4:53am by Anonymous*

**Physics**

A 360-kg satellite is in orbit around the Earth 10000 km above the Earth's surface. (a) What is the weight of the satellite when in orbit? [Answer is in N] (b) What was its weight when it was on the Earth's surface, before being launched? [Answer is in N] (c) While it orbits ...
*Monday, February 14, 2011 at 6:53pm by MB*

**Physics 203**

A satellite with a mass of 310 kg moves in a circular orbit 7.00*10^7 m above the Earth's surface. (a) What is the gravitational force on the satellite? (b) What is the speed of the satellite? (c) What is the period of the satellite?
*Tuesday, April 26, 2011 at 5:44pm by Kayla *

**physics**

HELP PLEASE!!! A satellite moves in a circular orbit around Earth at a speed of 5085 m/s. (a) Determine the satellite's altitude above the surface of Earth. (b) Determine the period of the satellite's orbit.
*Tuesday, September 21, 2010 at 10:27am by bill*

**Physics**

For (a) and (b), the satellite mass will not matter. The orbit distance from the center of the earth is R = 6378 + 210 = 6588 km. Speed is V = 2 pi R/P where P is the period. Get the period from G M/R^2 = V^2/R G M = V^2*R = 4 pi^2 R^3/P^2 Solve for P M is the earth's mass ...
*Wednesday, November 24, 2010 at 2:08pm by drwls*

**geometry**

A satellite in a nearly circular orbit is 2000 km above Earth's surface. The radius of Earth is approximately 6400 km. If the satellite completes its orbit in 12 hours, calculate the speed of the satellite in kilometers per hour.(pay attention to the radius of the satellite's ...
*Sunday, February 6, 2011 at 1:20am by ranu*

**Physics please help**

How far from the center of the Earth (in km) is the center of mass of the Earth + satellite system if the satellite has a mass of 6560 kg and is in orbit 46200 km above the surface of the Earth. The mass of the Earth is 5.98 * 10^24 kg and the radius of the Earth is 6370 km.
*Monday, November 14, 2011 at 8:49pm by Me*

**physics**

A satellite moves in a circular orbit around Earth at a speed of 4390 m/s. (a) Determine the satellite's altitude above the surface of Earth. m (b) Determine the period of the satellite's orbit. h am I supposed to use rotational equations for this? I don't know what to start ...
*Wednesday, April 7, 2010 at 1:26pm by Kelsey*

**Physics help!**

How far from the center of the Earth (in km) is the center of mass of the Earth + satellite system if the satellite has a mass of 6560 kg and is in orbit 46200 km above the surface of the Earth. The mass of the Earth is 5.98 * 10^24 kg and the radius of the Earth is 6370 km
*Monday, November 14, 2011 at 3:00pm by Me*

**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 = 8.59 1025 kg and a day ...
*Thursday, October 17, 2013 at 1:25pm by Anonymous*

**Math WORD PROBLEM**

The time in hours it takes a satellite to complete an orbit around the earth varies directly as the radius of the orbit (from the center of the earth) and inversely as the orbital velocity. If a satellite completes an orbit 860 miles above the earth in 12 hours at a velocity ...
*Wednesday, October 12, 2011 at 8:49pm by Ty*

**Physics**

Some communication satellites are put into a circular geosynchronous orbit in which the satellite remains above a certain position on the earth's equator as it orbits. Such a satellite would always be in the same position in the sky as seen from the transmitting or receiving ...
*Wednesday, May 1, 2013 at 9:25pm by J*

**physics180**

A satellite is in circular orbit at a height R above earth's surface. a)find orbital period. b)what height is required for a circular orbit with a period double that found in part (a)? Allow me to modify your terms. a) The orbit radius R = Re + h where Re = the earth's radius ...
*Wednesday, November 2, 2011 at 1:14pm by tchrwill*

**Physics**

A satellite of mass 5700 orbits the Earth and has a period of 6000 . a) Determine the radius of its circular orbit. b) Determine the magnitude of the Earth's gravitational force on the satellite. c) Determine the altitude of the satellite.
*Friday, September 24, 2010 at 9:05pm by Jim*

**Physics**

A 7450kg satellite has an elliptical orbit. The point on the orbit that is farthest from the earth is called the apogee. The point on the orbit that is closest to the earth is called perigee. Suppose that the speed of the satellite is 2940m/s at the apogee and 8400m/s at the ...
*Sunday, February 25, 2007 at 8:07am by Cavin*

**physics**

The physics of energy and Earth's moon as a satellite. The moon is an Earth satellite of mass 7.35 x 10^22 kg, whose average distance from the centre of Earth is 3.85 x 10^8 m. a) What is the gravitational potential energy of the moon with respect to Earth? b) What is the ...
*Sunday, April 24, 2011 at 8:43pm by aly*

**Physics**

An Earth satellite moves in a circular orbit at a speed of 5800 m/s. a)What is the radius of the satellite's orbit? b) What is the period of the satellites orbit in hours?
*Tuesday, October 23, 2012 at 6:15pm by Natalie*

**Math**

A satellite moving in a circular orbit with respect to the earth's center experiences a gravitational force. If the satellite is put into a new circular orbit of smaller radius, how will the gravitational force and the speed of the satellite change ,if at all?
*Friday, August 19, 2011 at 10:32am by Troy*

**Geometry **

A satellite in a nearly circular orbit is 2000 km above Earth's surface. The radius of Earth is approximately 6400 km. If the satellite completes its orbit in 112 hours, calculate the speed of the satellite in kilometers per hour. Please help me. I have a math test tomorrow.
*Sunday, January 23, 2011 at 2:14pm by Skye*

**physics**

A satellite is in orbit about Earth. Its orbital radius is 7.51107 m. The mass of the satellite is 5415 kg and the mass of Earth is 5.9741024 kg. Determine the orbital speed of the satellite in mi/s. 1 mi/s = 1609 m/s.
*Saturday, February 26, 2011 at 11:54am by mac*

**physics**

The physics of satellite motion around Jupiter. A satellite of mass 2.00 x 104 kg is placed in orbit 6.00 x 105 m above the surface of Jupiter. Please refer to the data table for planetary motion included in this lesson. a) Determine the force of gravitational attraction ...
*Sunday, April 24, 2011 at 8:47pm by aly*

**Physics**

A spy satellite is in circular orbit around Earth. It makes one revolution in 5.95 hours. (Radius of the Earth=6.371 106 m) (a) How high above Earth's surface is the satellite? (b) What is the satellite's acceleration?
*Saturday, February 5, 2011 at 11:58am by Renee*

**Physics**

A spy satellite is in circular orbit around Earth. It makes one revolution in 6.05 hours. (Radius of the Earth=6.371 106 m) (a) How high above Earth's surface is the satellite? What is the satellite's acceleration
*Friday, February 11, 2011 at 1:10am by Renee*

**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 the orbit?
*Saturday, October 19, 2013 at 7:55pm by Jets*

**physics**

The period of a satellite is the primary way that the mass of planets is determined. The equation used for this calculation uses the fact that gravity of the planet provides the centripetal force to keep the satellite in orbit. The distance from the Earth to the Moon is 3.8 x ...
*Tuesday, November 23, 2010 at 12:18pm by ck*

**physics**

A satellite used in a cellular telephone network has a mass of 2010kg and is in a circular orbit at a height of 770km above the surface of the earthWhat is the gravitational force Fgrav on the satellite? Take the gravitational constant to be G = 6.6710−11N⋅m2/kg2...
*Tuesday, April 27, 2010 at 3:37pm by mert*

**physics**

Two Earth satellites, A and B, each of mass m = 960 kg, are launched into circular orbits around the Earth's center. Satellite A orbits at an altitude of 4500 km, and satellite B orbits at an altitude of 13600 km. a) What are the potential energies of the two satellites? b) ...
*Monday, June 18, 2012 at 7:42pm by Kensey*

**physics**

On July 15, 2004, NASA launched the Aura spacecraft to study the earth's climate and atmosphere. This satellite was injected into an orbit 705 {\rm km} above the earth's surface, and we shall assume a circular orbit. How many hours does it take this satellite to make one orbit...
*Friday, April 27, 2012 at 5:47pm by Amber*

**physics**

A satellite circles the earth in an orbit whose radius is 2.01 times the earth's radius. The earth's mass is 5.98 x 1024 kg, and its radius is 6.38 x 106 m. What is the period of the satellite?
*Monday, October 8, 2012 at 6:25pm by sammy*

**Phyiscs**

A satellite circles the earth in an orbit whose radius is 2.07 times the earth's radius. The earth's mass is 5.98 x 1024 kg, and its radius is 6.38 x 106 m. What is the period of the satellite?
*Sunday, June 30, 2013 at 8:50pm by Justin S.*

**Physics**

Determine the value that has the largest total energy. Assuming that the orbirts are circular. (a) 1000 kg satellite at geosynchronous orbit (b) 1000 kg satellite in low earth orbitroughly 300 km (c) 500 kg satellite at geosynchronous orbit (d) A 500 kg satellite in low earth...
*Tuesday, March 31, 2009 at 11:26am by Malcom*

**Physics**

A communcations satellite of mass 200kg is in circular orbit of radis 4x10^4 km measured from the center of the earth. What is the gravitational force on the satellite and what fraction is this of its weight on the surface of the earth?
*Thursday, January 31, 2013 at 5:04am by Carolyn Bautista*

**physics**

A satellite has a mass of 100 kg and is in an orbit at 2.00*10^6 m above the surface of the Earth (a) what is the potential enegry of the satellite at this location?(b) what is the magnitude of the gavitational forece on the satellite? a) Since the weight drops somewhat as a ...
*Monday, January 8, 2007 at 4:54pm by becky*

**Maths**

A satellite takes 93.8 minutes to orbit the earth. If the diameter of the earth is 12740km approximately and the satellite is at a height of 32km above the earth's surface, find the average speed of the satellite in km/h Working out please
*Monday, January 9, 2012 at 5:06pm by Math's Noob*

**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 the orbit? please ...
*Wednesday, October 23, 2013 at 12:42pm by ss01*

**physics**

(a) Set the centripetal force equal to the gravity force on the satellite, and solve for R, the distance from the center of the earth. G*M*m/R^2 = m V^2/R M is the mass of the Earth and G is the universal constant of gravity. The satellite mass m cancels out. Once you have R, ...
*Sunday, March 7, 2010 at 11:35pm by drwls*

**Physics**

A synchronous satellite is placed in a circular orbit above Earth, at an altitude of 36 400 km. Find the centripetal acceleration of the satellite. Use significant digits and units
*Tuesday, January 4, 2011 at 3:13pm by Nichole*

**Phyisics**

A spy satellite is in circular orbit around Earth. It makes one revolution in 6.02 hours. How high above Earth's surface is the satellite Use keplers law, comparing the moon period and distance from Earth to the Satellite. There are other ways of doing this.
*Monday, October 16, 2006 at 6:50pm by Liz*

**Physics**

A satellite with an orbital period of exactly 24.0 h is always positioned over the same spot on Earth. This is known as a geosynchronous orbit. Television, communication, and weather satellites use geosynchronous orbits. At what distance would a satellite have to orbit Earth ...
*Tuesday, March 29, 2011 at 9:27am by Becky*

**physics**

How do you determine the altitude at which a satellite must fly in order to complete one orbit in the same time period that it takes the earth to make one complete rotation? The force exerted by the earth on the satellite derives from...
*Sunday, October 23, 2011 at 7:23pm by tchrwill*

**Physics**

A spy satellite is in circular orbit around Earth. It makes one revolution in 6.04 hours. (a) How high above Earth's surface is the satellite? (b) What is the satellite's acceleration?
*Tuesday, March 2, 2010 at 7:51pm by Max*

**physics**

2.A spy satellite is in circular orbit around Earth. It makes one revolution in 6.02 hours. (a) How high above Earth's surface is the satellite? (b) What is the satellite's acceleration?
*Tuesday, February 22, 2011 at 8:50am by jimmyjonas*

**Physics**

How do you determine the altitude at which a satellite must fly in order to complete one orbit in the same time period that it takes the earth to make one complete rotation? Here is the needed info for Earth which you can apply to Mars. The force exerted by the earth on the ...
*Tuesday, April 6, 2010 at 1:58am by tchrwill*

**physic**

A satellite used in a cellular telephone network has a mass of 2010kg and is in a circular orbit at a height of 770km above the surface of the earthTake the gravitational constant to be G = 6.6710−11N⋅m2/kg2 , the mass of the earth to be me = 5.971024kg , and the...
*Thursday, July 11, 2013 at 6:47pm by cuzer*

**College Physics**

A spy satellite is in circular orbit around Earth. It makes one revolution in 5.99 hours. (a) How high above Earth's surface is the satellite? (b) What is the satellite's acceleration?
*Friday, September 25, 2009 at 5:27pm by Megan*

**physics**

A spy satellite was launched into a circular orbit with a height of 599 km above the surface of the Earth. Determine its orbital speed and period. (The mass of the Earth is 5.97 1024 kg, and the radius of the Earth is 6370 km.)
*Tuesday, April 23, 2013 at 11:46am by tae*

**Physics I**

An Earth satellite moves in a circular orbit 770 km above the Earth's surface. The period of the motion is 100.0 min. What is the speed of the satellite? What is the magnitude of the centripetal acceleration of the satellite?
*Tuesday, September 13, 2011 at 8:19pm by Amber*

**Physics**

I really need you answered this to my email. It's very important, for this may decide my result in the school exams, and I really need a good mark. Unfortunately, Portuguese system of education is full of problems... The question is... The altitude of a geostationary satellite...
*Monday, April 30, 2007 at 6:12am by Frederico Barreto*

**physics**

An Earth satellite moves in a circular orbit 775 km above the Earth's surface. The period of the motion is 100.1 min. (a) What is the speed of the satellite? m/s (b) What is the magnitude of the centripetal acceleration of the satellite? m/s2
*Sunday, December 14, 2008 at 5:58pm by john*

**physics**

A rocket is used to place a synchronous satellite in orbit about the earth. What is the speed of the satellite in orbit?
*Wednesday, October 1, 2008 at 8:34pm by NJ*

**physics**

A satellite moves in a circular orbit around the Earth at a speed of 5661 m/s. (b) Determine the period of the satellite's orbit. the satilites altitude above the surface of earth is 6076312.71m. im using the equation P=2*pi*r/v and am coming up with 1.87 and its not right. i ...
*Wednesday, December 8, 2010 at 11:47pm by kaitlyn*

**Trigonometry**

A satellite orbiting the earth in a circular path stays at a constant altitude of 100 kilometers throughout its orbit. Given that the radius of the earth is 6370 kilometers, find the distance that the satellite travels in completing 70% of one complete orbit.
*Monday, December 3, 2012 at 7:03pm by Karen*

**Physics**

A satellite in an elliptical orbit has a speed of 9.00km/s when it is at its closes approach to the Earth(perigee). The satellite is 7.00x10^6 m from the center of the Earth at this time. When the satellite is at its greatest distance from the center of the Earth (apogee), its...
*Tuesday, November 27, 2012 at 7:25pm by Lelia*

**College Physics**

A satellite in an elliptical orbit has a speed of 9.00km/s when it is at its closes approach to the Earth(perigee). The satellite is 7.00x10^6 m from the center of the Earth at this time. When the satellite is at its greatest distance from the center of the Earth (apogee), its...
*Tuesday, November 27, 2012 at 8:50pm by Lelia*

**College Physics**

A satellite in an elliptical orbit has a speed of 9.00km/s when it is at its closes approach to the Earth(perigee). The satellite is 7.00x10^6 m from the center of the Earth at this time. When the satellite is at its greatest distance from the center of the Earth (apogee), its...
*Tuesday, November 27, 2012 at 10:51pm by Lelia*

**physics 1**

Two satellites are in circular orbits around the earth. The orbit for satellite A is at a height of 418 km above the earths surface, while that for satellite B is at a height of 731 km. Find the orbital speed for (a) satellite A and (b) satellite B.
*Monday, March 3, 2014 at 3:43am by Anonymous*

**physics**

Two satellites are in circular orbits around the earth. The orbit for satellite A is at a height of 418 km above the earths surface, while that for satellite B is at a height of 731 km. Find the orbital speed for (a) satellite A and (b) satellite B.
*Wednesday, March 5, 2014 at 8:39am by Anonymous*

**earth**

Six artificial satellites complete one circular orbit around a space station in the same amount of time. Each satellite has mass m and radius of orbit L. The satellites fire rockets that provide the force needed to maintain a circular orbit around the space station. The ...
*Saturday, November 19, 2011 at 2:03pm by mje*

**Physics**

A satellite used in a cellular telephone network has a mass of 2160 kg and is in a circular orbit at a height of 670 km above the surface of the earth. What is the gravitational force Fgrav on the satellite? Take the gravitational constant to be = 6.6710−11 N*m^2/kg^2, ...
*Thursday, April 12, 2012 at 4:44pm by Joe*

**physics**

A satellite is placed in orbit 100 km above the surface of the earth (radius = 6370 km, mass = 5.98 x 1024 kg). What is the value of the acceleration of gravity at that altitude as a percentage of the acceleration at the surface of the earth?
*Friday, January 10, 2014 at 6:34pm by Lisa *

**physics**

3. A satellite of mass 500 kg orbits the Earth with a period of 6000 s. The Earth has a mass of 5.98 x 1024 kg. (a) Calculate the magnitude of the Earth's gravitational force on the satellite. (b) Determine the altitude of the satellite above the Earth's surface.
*Monday, October 15, 2012 at 8:46pm by BO*

**PHYSIC**

1)What must be the orbital speed of a satellite in a circular orbit 740 above the surface of the earth? 2)What is the period of revolution of a satellite with mass that orbits the earth in a circular path of radius 8000 (about 1630 above the surface of the earth)?
*Tuesday, November 8, 2011 at 7:12pm by Ruth*

**physics**

How do I go about in solving this? A spy satellite is in circular orbit around Earth. It makes one revolution in 6.01 hours. (a) How high above Earth's surface is the satellite? ___ km (b) What is the satellite's acceleration? ___m/s2
*Sunday, March 7, 2010 at 11:35pm by jake*

**Physics**

A satellite is given a boost of 540 MJ of energy to move it from its initial orbit at an altitude of 150 km to a higher altitude orbit. If the satellite has a mass of 1.16 ✕ 10^3 kg, what is the new altitude it reaches? Take the mass of the Earth to be 5.97 x 10^24 kg ...
*Wednesday, April 2, 2014 at 3:59pm by Dan*

**help physics**

A satellite, LangSat, moves in circular orbit around the Earth at a speed of 4.95kms-1. (i) What is the altitude of the satellite (ii) Determine the period of the satellites orbit (iii) What is the value of the gravity, g, at the satellite. (iv) If another satellite, DukuSat...
*Monday, September 2, 2013 at 9:06am by kent*

**Physics**

A satellite is placed between the Earth and the Moon, along a straight line that connects their centers of mass. The satellite has an orbital period around the Earth that is the same as that of the Moon, 27.3 days. How far away from the Earth should this satellite be placed? ...
*Sunday, May 8, 2011 at 1:02am by Roberto*

**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 appreciated. ok here is ...
*Friday, March 9, 2012 at 10:21pm by basher*

**Physics**

A 50-kg satellite circles the Earth in an orbit with a period of 120 min. What minimum energy is required to change the orbit to another circular orbit with a period of 180 min? (Earth: radius = 6.4 106 m, mass = 6.0 1024 kg)
*Sunday, November 18, 2012 at 11:42pm by Annie*

**Physics**

What linear speed must an Earth satellite have to be in a circular orbit at an altitude of 186 km? What is the period of revolution? winterWX, Friday, February 16, 2007 at 9:36pm So GMm/r^2 = mv^2/r and I know that I need to solve for v but what do I use for the mass of the ...
*Friday, February 16, 2007 at 11:31pm by winterWX*

**physics**

The plane of every orbit must pass through the center of the earth, because the gravity force acts from there. You can have 24-hour orbits that are not coplanar with the equatorial plane, but the satellite would drift back and forth across the equatorial plane. From a point on...
*Friday, September 17, 2010 at 9:29am by drwls*

**phy101**

Calculate the velocity needed for an object starting at the Earth's surface to just barely reach a satellite in a geosynchronous orbit. Ignore air drag and assume the object has a speed of zero when it reaches the satellite. (The orbital radius of a satellite in a ...
*Wednesday, September 26, 2012 at 8:38pm by lee*

**physics**

Calculate the velocity needed for an object starting at the Earth's surface to just barely reach a satellite in a geosynchronous orbit. Ignore air drag and assume the object has a speed of zero when it reaches the satellite. (The orbital radius of a satellite in a ...
*Thursday, September 27, 2012 at 1:19pm by Sam*

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