Question
The height of a geo-stationary satellite from the
Earth's surface is approximately :Solution
A geostationary orbit is a circular orbit 35,786 kilometres above the Earth's equator and following the direction of the Earth's rotation. Communications satellites and weather satellites are often given geostationary orbits, so that the satellite antennas that communicate with them do not have to move to track them, but can be pointed permanently at the position in the sky where they stay.
Kindly Study the following questions carefully and choose the right answer.
The exchange of gases takes place in the leaves through these pores...
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An element "X", having atomic number 16. gains two electrons to form an anion X. What will be the atomic
number of 'X' in the anion?
Stereo was invented by .
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Which one of the following is a natural substitute for common sugar?
The part of leaf by which it is attached to the stem is called ______.
