Sunday

November 23, 2014

November 23, 2014

Number of results: 66,863

**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 ...
*December 16, 2009 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 ...
*January 3, 2011 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 ...
*January 2, 2011 by Anonymous*

**Math**

When a satellite is h kilometres above Earth,the time,t,in minutes,to complete one orbit is given by the formula t=Root of (6370+h)^3/6024 a) A telecommunications satellite is placed 30 km above Earth. How long does it take the satellite to make one orbit? b) A satellite is ...
*October 28, 2014 by Cherie*

**physics**

A satellite of mass 205 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? s (b) What is the satellite's speed in its orbit? m/s (c) What is the minimum ...
*September 27, 2014 by Dallas*

**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...
*March 13, 2010 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...
*November 24, 2010 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
*December 17, 2011 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.
*October 31, 2011 by Anonymous*

**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 ...
*December 4, 2013 by jimmy*

**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 ...
*October 16, 2012 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...
*November 9, 2011 by Cooper*

**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.
*December 3, 2012 by Karen*

**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 ...
*April 6, 2010 by Macy*

**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...
*November 14, 2013 by Anonymous*

**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...
*November 14, 2013 by Anonymous*

**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 ...
*April 24, 2011 by aly*

**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
*August 13, 2012 by busi*

**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.
*November 3, 2011 by Chris*

**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 ...
*November 5, 2012 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 ...
*October 22, 2012 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 ...
*May 17, 2011 by Keenan*

**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) ...
*April 22, 2013 by joey*

**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)...
*April 26, 2013 by lonia*

**Algebra**

A satellite is in orbit around the earth, traveling at a rate of 85.4 minutes per orbit. a space shuttle enters the same orbit, traveling at a rate of 93.6 minutes per orbit. the shuttle is .25 orbits behind the satellite, traveling toward it. Let x be the # of orbits the ...
*September 28, 2006 by Emily*

**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 ...
*December 9, 2009 by ami*

**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?
*January 10, 2014 by unknown*

**Physics**

An artificial satellite circles the Earth in a circular orbit at a location where the acceleration due to gravity is 8.26 m/s2. Determine the orbital period of the satellite.
*April 29, 2014 by Joe*

**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 the center of the ...
*October 31, 2009 by Anonymous*

**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
*January 9, 2012 by Math's Noob*

**physics**

A 71.4 kg satellite orbits the earth at a distance of 7.00E6 m from the center of the earth (a distance of 630 km above the earth's surface). How fast must the satellite be going to maintain its orbit if the free fall acceleration at this distance is 8.14 m/s^2?
*November 20, 2009 by Alex*

**physics**

A coin is placed on a vinyl stereo record that is making 78 revolutions per minute on a turntable. Find the magnitude of the acceleration when the coin is placed 5.0, 10, and 17 cm from the center of the record. The radius of Earth is about 6.38x10^3 km. A 7.40x10^3 N ...
*December 13, 2010 by Becky*

**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...
*November 27, 2012 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...
*November 27, 2012 by Lelia*

**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...
*November 27, 2012 by Lelia*

**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 ...
*November 23, 2010 by ck*

**physics**

A satellite is in a circular orbit about the earth (ME = 5.98 1024 kg). The period of the satellite is 1.30 104 s. What is the speed at which the satellite travels?
*December 19, 2010 by jessica*

**Physics**

A satellite is in a circular orbit about the earth (ME = 5.98 1024 kg). The period of the satellite is 2.60 104 s. What is the speed at which the satellite travels?
*March 2, 2011 by Nick*

**Physics**

A satellite is in a circular orbit about the earth (ME = 5.98 1024 kg). The period of the satellite is 3.70 104 s. What is the speed at which the satellite travels?
*October 6, 2012 by Moises*

**physics**

A satellite is in a circular orbit about the earth (ME = 5.98 1024 kg). The period of the satellite is 4.20 104 s. What is the speed at which the satellite travels?
*November 7, 2012 by Don*

**physics 1**

A satellite is in a circular orbit about the earth (ME = 5.98 x 1024 kg). The period of the satellite is 1.77 x 104 s. What is the speed at which the satellite travels?
*March 5, 2014 by Anonymous*

**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...
*April 10, 2010 by Kelsey*

**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.
*October 16, 2006 by Liz*

**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 ...
*February 25, 2007 by Cavin*

**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.
*March 23, 2011 by Jess*

**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?
*May 7, 2011 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?
*May 7, 2011 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?
*April 23, 2013 by tae*

**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.
*November 14, 2011 by Me*

**physics**

Two satellites are orbiting the Earth in stable circular orbits. Satellite A has a mass m and is located at a distance 2r from the center of the Earth. Satellite B has a mass 2m and is located at a distance r from the center of the Earth. Which one of the following statements ...
*June 8, 2014 by Sam*

**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 ...
*March 29, 2011 by Becky*

**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
*November 14, 2011 by Me*

**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 ...
*April 16, 2007 by Erin*

**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 ...
*February 6, 2011 by ranu*

**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 ...
*October 17, 2013 by Anonymous*

**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.
*October 1, 2010 by shug*

**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.
*February 26, 2011 by mac*

**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?
*April 26, 2011 by Kayla *

**Phizzics....**

The Canadian microsatellite MOST (Microvariability and Oscillations of Stars) has a mass of just 52 kg. It travels in an almost circular orbit at an average altitude of 820 km above Earths surface. a) Calculate the gravitational force between Earth and the MOST satellite at ...
*May 15, 2012 by dreamygirl*

**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...
*April 27, 2012 by Amber*

**earth**

a satellite orbits the earth in circular orbit 620 km above the suface. if the radius of the earth is 6380 km, calculate, to 3 significanf figures, the distance travelled in a single orbit?
*October 20, 2011 by mike*

**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...
*March 31, 2009 by Malcom*

**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.
*January 23, 2011 by Skye*

**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 ...
*February 14, 2011 by MB*

**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?
*October 19, 2013 by Jets*

**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.
*September 21, 2010 by bill*

**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 ...
*April 7, 2010 by Kelsey*

**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 ...
*April 24, 2011 by aly*

**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 ...
*January 8, 2007 by becky*

**physics**

1. Calculate the speed in m/s at which the Earth revolves about the sun. You may assume the orbit is nearly circular. 2. A satellite is about 6.5 x 10^3 km from the (center of the) Earth. Find its average orbital speed about the Earth. 3a. A certain satellite has a kinetic ...
*July 12, 2010 by anonymous*

**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 ...
*October 23, 2013 by ss01*

**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 = 8.59 1025 kg and a day ...
*October 17, 2013 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 ...
*October 12, 2011 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 ...
*May 1, 2013 by J*

**physics**

A satellite is in circular orbit around the Earth at a distance of 4.74RE with a speed of 3.63 km/s. With what speed would the satellite hit the Earth's surface if somehow it suddenly stopped and fell to Earth? Ignore air resistance.
*April 23, 2013 by tae*

**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?
*October 23, 2012 by Natalie*

**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 ...
*April 2, 2014 by Dan*

**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.
*September 24, 2010 by Jim*

**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?
*August 19, 2011 by Troy*

**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.)
*April 23, 2013 by tae*

**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) ...
*June 18, 2012 by Kensey*

**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 the orbit of the ...
*December 6, 2008 by Lucy*

**Physics**

A satellite in circular orbit around the earth has an orbital speed of 5 km/s. What is the period of the orbit? Assume the mass of the Earth is 5.98e24 kg.
*October 19, 2014 by Sabrina*

**Physics**

An artificial satellite circles the Earth in a circular orbit at a location where the acceleration due to gravity is 8.26 m/s2. Determine the orbital period of the satellite. ____min Ive tried everything I can think of the value im getting through the equations though isn't ...
*April 30, 2014 by Joe*

**physics**

How much work is required to lift a 600-kg satellite to an altitude of 4 * 10^6 m above the surface of the earth? The gravitational force is F=GMm/r^2, where M is the mass of earth, m is the mass of the satellite, r is the distance between them. The radius of the earth is 6.4...
*February 11, 2011 by Allison*

**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?
*February 5, 2011 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
*February 11, 2011 by Renee*

**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, ...
*April 12, 2012 by Joe*

**trig**

In a computer simulation, a satellite orbits around Earth at a distance from the Earth's surface of 2.1 X 104 miles. The orbit is circular, and one revolution around Earth takes 10.5 days. Assuming the radius of the Earth is 3960 miles, find the linear speed (velocity) of the ...
*March 17, 2012 by John*

**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?
*January 31, 2013 by Carolyn Bautista*

**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...
*July 11, 2013 by cuzer*

**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...
*April 30, 2007 by Frederico Barreto*

**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? ...
*May 8, 2011 by Roberto*

**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
*January 4, 2011 by Nichole*

**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 ...
*March 9, 2012 by basher*

**physics**

A satellite moves in a circular orbit around the Earth at a speed of 6.1 km/s. Determine the satellites altitude above the surface of the Earth. Assume the Earth is a homogeneous sphere of radius 6370 km and mass 5.98 10 24 kg. The value of the universal gravitational ...
*December 10, 2011 by tanya*

**Physics **

A satellite moves in a circular orbit around the Earth at a speed of 5.4 km/s. Determine the satellites altitude above the surface of the Earth. Assume the Earth is a homogeneous sphere of radius 6370 km and mass 5.98 10 24 kg. The value of the universal gravitational ...
*January 13, 2013 by Emily*

**Physics**

A satellite moves in a circular orbit around the Earth at a speed of 5.9 km/s. Determine the satellites altitude above the surface of the Earth. Assume the Earth is a homogeneous sphere of radius 6370 km and mass 5.98 1024 kg. The value of the universal gravitational ...
*July 9, 2013 by Lynn*

**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 ...
*December 8, 2010 by kaitlyn*

**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.
*March 3, 2014 by Anonymous*

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