1. : What is the main purpose of satellite communication?
(A) To power electric vehicles
(B) To transmit signals for communication, navigation, and broadcasting
(C) To reduce internet usage
(D) To replace smartphones completely
2. : Which was the first artificial satellite launched into space?
(A) Apollo 11
(B) Sputnik 1
(C) Explorer 1
(D) Voyager 1
3. : Which country launched Sputnik 1 in 1957?
(A) USA
(B) Russia (Soviet Union)
(C) China
(D) Japan
4. : What does GPS stand for?
(A) Global Positioning System
(B) General Power Source
(C) Ground Projection Satellite
(D) Global Processing Software
5. : Which orbit is commonly used for communication satellites?
(A) Polar orbit
(B) Sun-synchronous orbit
(C) Geostationary orbit
(D) Escape orbit
6. : Which space agency developed the Apollo program that landed humans on the moon?
(A) ESA
(B) NASA
(C) ISRO
(D) Roscosmos
7. : Which organization is responsible for launching satellites in India?
(A) ESA
(B) NASA
(C) ISRO
(D) JAXA
8. : What is the advantage of Low Earth Orbit (LEO) satellites?
(A) High latency
(B) Shorter signal delay and faster communication
(C) They never need replacement
(D) Unlimited power supply
9. : Which private company launched the “Starlink” satellite internet project?
(A) Blue Origin
(B) SpaceX
(C) Virgin Galactic
(D) Boeing
10. : Which type of waves are mainly used in satellite communication?
(A) Sound waves
(B) Radio waves and microwaves
(C) Water waves
(D) Seismic waves