Question

QUIZ ~ 2

1 } What is meant by satellites ?

2} What are the role and significance of satellites ?

3} What type of technology is used in satellites ?

4} Write a short note on recent developments in satellites ?

5} Name some Indian satellites exist in space ?

6} Mention some satellite lauching stations in India ?

Each answer required explanation. NO LAZY ANSWERS...

Answer 1

hi

1. The satellites are artificial body placed in orbit around the earth or another planet in order to collect information or for communication.

2. communication in the context of a world-wide military communications network, satellite communication is very important .

ADVANTAGES OF SATELLITE COMMUNICATION is satellite communication has unique advantages over conventional long distance transmissions.


3. the communication is used in television, phone , internet etc.

wireless communication uses electromagnetic waves to carry signels.

4. the recent development on satellite is that 2000 communication satellite are ornate on earth.

Answer 2

1)Satellite is an artificial body that orbits the earth or other planet for the exchange of communication and other information.

2) $\bf{Significance\:of\:satellite}$ :-

✔ Satellite transmit information faster and easier than any object used on the surface of earth.

✔ Satellite gives a clearer view of anything in the space than telescope because they fly over the surface of planets.


3) Communication satellites usually has geosynchronous technology . Weather satellite has asynchronous technology.


4) $\textbf{Recent developments in satellites}$

✔ Latest mobile accessibility

✔Provide growth throughout the industry

✔Build in digital pay load verification

and ✔ Space telecommunications Radio System program


5) Some Indian satellites:-

✔ Aryabhatta

✔Kalpana-1

✔Saral

✔Cartosat-2

6)Some space research Center in India:-

Sriharikota range

Vikram Sarabhai Space Center

Satish Dhawan Space center

ISRO