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Akash Sonkusare
Akash Sonkusare
1. For global communication, the minimum number of satellite needed is -Three
2. About how many lives are saved each day by search-and-rescue operations based on satellite information? - About 10,000.
3.Galatea and Naiad are the satellites of …………? - Neptune
4. Which was India’s first Earth observation satellite? - Bhaskara I
5. All satellites have a thermal blanket to protect them from heat and cold. What is this blanket made from? -A foil material.
6. What is the speed required to launch a satellite into orbit? - 17,000 mph.
7. A geostationary satellite orbits the earth with -24 hour period
8. The bandwidth of a typical satellite is - 500 MHz
9. Satellite sends back signals to earth by means of - Horn antenna
10. Satellite communication links are preferred over sub-marine cables because - of their multiple access ability
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