What is the speciality of the artificial satellite Astrosat?

What is meant by an artificial satellite?

The arificial satellite works on ……….

What is a satellite ?

Answer the following in one sentence: What is the name of the first indian satellite?

A geostationary satellite

Answer the following questions : What is meant by an artificial satellite? How are the satellites classified based on their functions ?

The gravitational force due to the earth also acts on the moon because of which it revolves around the earth. Similar situation exists for the artificial satellites orbiting the earth. The moon and the artificial satellites orbit the earth. The earth attracts them towards itself but unlike the falling apple,they do not fall on the earth, why?

The broadcast signals that originate from a radio station are sent to an artificial satellite for redistribution to other locations. Name the orbit where such satellites should be placed and the launch vehicle used.

Answer the following questions: What is an aritifical satellite?Name any two types of artifical satellite and state their functions.

Answer the following questions : What is the principle behind the working of a satellite launch vehicle?