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Why can a satellite move around the earth in a circular orbit at a constant height?
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Which is the height of a geostationary satellite from the surface is approximately?
15000km
What is a non Geo stationary satellite?
Non Geo stationary satellite is that satellite which has different angular velocity from earth and not placed on the height of 36000 Km from the earth. If you use Geo stationary satellite than only 3 satellites are enough to cover whole world. most of satellite are geostationary and they are(most of them) active satellites too.
What are satellite angles?
Communication or geostationary satellites orbit the Earth around the equator at a height of approx 23000 miles. To fit a satellite dish to your home you need to know the latitude on the globe of your town. The dish angle approaches the horizontal the further north you live. Note: It's the same for setting the angle of the gnomon on a sundial.
What satellite that revolves around the earth?
The satellite is pulled towards the Earth by the force of gravity, but it also has it own high velocity in its orbit. As it accelerates downwards towards the centre of the Earth, its velocity keeps track of the Earth's curvature, so it actually stays at the same height constantly.
What are the principles of satellite launching?
To place a satellite at a height of 300 km, the launching velocity should atleast be about 8.5 km s-1 or 30600 kmph. If this high velocity is given to the rocket at the surface of the Earth, the rocket will be burnt due to air friction. Moreover, such high velocities cannot be developed by single rocket. Hence, multistage rockets are used. To be placed in an orbit, a satellite must be raised to the desired height and given the correct speed and direction by the launching rocket At lift off, the rocket, with a manned or unmanned satellite on top, is held down by clamps on the launching pad. Now the exhaust gases built−up an upward thrust which exceeds the rocket's weight. The clamps are then removed by remote control and the rocket accelerates upwards. To penetrate the dense lower part of the atmosphere, initially the rocket rises vertically and then tilted by a guidance system. The first stage rocket, which may burn for about 2 minutes producing a speed of 3 km s-1, lifts the vehicle to a height of about 60 km and then separates and falls back to the Earth. The vehicle now goes to its orbital height, say 160 km, where it moves horizontally for a moment. Then the second stage of the rocket fires and increases the speed that is necessary for a circular orbit. By firing small rockets with remote control system, the satellite is separated from the second stage and made to revolve in its orbit.
Does earth's gravity do any work on satellite revolving around it?
NO. The gravity of Earth, in conjunction with the inertia of the satellite, keeps the satellite revolving around Earth. However, the satellite doesn't get any nearer to the Earth. So, according to the laws of physics, no work is done. (I'm ignoring the fact that satellites sometimes lose height and need to be "boosted" a bit to maintain their orbits. Also, I'm assuming that the satellite's orbit is circular. If the orbit is elliptical the answer is more or less the same, but a bit more complicated.)
How do you hover in a circle in gta5?
If you hold the W key and the '8' on the numeric keypad, the helicopter will fly straight forward. Holding A or D also will give it a circular flight path at a constant height.
Which is the height of a geostationary satellite from the surface is approximately?
15000km
A satellite in a low earth orbit moving faster than a satellite in a geosynchronous orbit?
YES As height increases, speed of satellite decreases.
What is the volume of a right circular cone with a radius of 4 mm and a height of 6 mm?
The volume of a right circular cone with a radius of 4mm and a height of 6mm equals 140.88mm3
What is the slant height of a cone with 8 height and 6 radius?
A right circular cone with 8 height and 6 radius has a slant height of 10.
What is the height of orbit of an observation satellite?
yeah about 450 miles
How do you calculate height of mount Everest?
Today the height of Mount Everest is calculated using GPS and Satellite.
The volume of a circular cylinder varies directly with the height of the cylinder and with the square of the cylinder's radius If the height is halved and the radius is doubled then the volume will be?
The volume of a circular cylinder varies directly with the height of the cylinder and with the square of the cylinder's radius If the height is halved and the radius is doubled then the volume will be increased.
A right circular cylinder has a diameter of 6.8 in and a height of 2 ft what is the volume of the cylinder?
The volume of a right circular cylinder with a diameter of 6.8 in and a height of 2 feet is: 871.6 cubic inches.
How far is satellites from earth?
satellite should be at least 42000Kms from center of earth .As the radius of earth is around 6370Kms ,the height reduces to 35000Kms.
How can you find the height in a gpe problem?
Height= GPE/gravitational constant(mass)
