1. What does NISAR stand for?
1. National Institute of Space and Radar
2. NASA-ISRO Space Advancement Research
3. NASA-ISRO Synthetic Aperture Radar
4. National Indian Space and Research
2. Which two radar systems does NISAR employ?
1. X-band and C-band
2. K-band and S-band
3. C-band and L-band
4. L-band and S-band
3. From where will NISAR be launched?
1. Sriharikota Space Center
2. Satish Dhawan Space Centre
3. Thumba Equatorial Rocket Launching Station
4. Vikram Sarabhai Space Centre
4. How frequently will NISAR capture Earth surface data?
1. Every 24 days
2. Every 6 days
3. Every 12 days
4. Every 30 days
5. Which rocket will be used to launch NISAR?
1. PSLV
2. GSLV Mark II
3. GSLV Mark III
4. SLV-3
6. Where was NISAR’s thermal vacuum testing conducted in 2023?
1. Chennai
2. Mumbai
3. Bengaluru
4. Hyderabad
7. Which organization manages the spacecraft and launch services for NISAR?
1. VSSC
2. U R Rao Satellite Centre
3. Physical Research Laboratory
4. Space Applications Centre
8. What unique feature sets NISAR apart from other satellites?
1. Its size
2. Its orbit
3. First satellite to carry both L-band and S-band radars
4. Its launch vehicle
9. Which of these will NOT be monitored by NISAR?
1. Ice sheets
2. Vegetation
3. Solar flares
4. Sea ice
10. What is one of NISAR’s infrastructure monitoring capabilities?
1. Traffic monitoring
2. Monitoring levees and aqueducts
3. Building height measurement
4. Bridge construction
11. In which orbit will NISAR be placed?
1. Geostationary orbit
2. Medium Earth orbit
3. Low Earth orbit
4. Sun-synchronous orbit
12. Which component does NASA provide for NISAR?
1. Launch vehicle
2. L-band radar
3. S-band radar
4. Solar panels
13. NISAR’s data will be particularly useful for monitoring which region’s earthquake zones?
1. Japan
2. California
3. India
4. Australia
14. What can NISAR’s L-band radar penetrate?
1. Ocean floor
2. Dense vegetation
3. Earth’s core
4. Mountain ranges
15. Which type of movement will NISAR measure on Earth’s surface?
1. Only horizontal movements
2. Only vertical movements
3. Both horizontal and vertical movements
4. Neither horizontal nor vertical movements
16. What will NISAR monitor regarding volcanic activity?
1. Lava temperature
2. Surface bulging and sinking
3. Gas emissions
4. Ash cloud composition
17. In which state is the Satish Dhawan Space Centre located?
1. Tamil Nadu
2. Karnataka
3. Andhra Pradesh
4. Kerala
18. What advantage do NISAR’s radar systems have?
1. They can operate day and night, unaffected by weather
2. They use minimal power
3. They can predict earthquakes
4. They can communicate with other satellites
19. What is the primary purpose of NISAR’s thermal vacuum testing?
1. To test its speed
2. To check its communication systems
3. To prepare it for harsh space conditions
4. To calibrate its instruments
20. Which organization leads the US component of NISAR?
1. NASA Headquarters
2. JPL
3. Space X
4. Boeing
21. What will NISAR help identify regarding fault lines?
1. Their depth
2. Their age
3. Which ones are active and stable
4. Their mineral composition
22. When is NISAR scheduled to launch?
1. Late 2023
2. Early 2024
3. Mid 2024
4. Late 2024
23. What will NISAR NOT be able to do?
1. Monitor ice sheets
2. Track surface changes
3. Predict earthquakes
4. Monitor vegetation
24. What makes NISAR’s monitoring capabilities special?
1. It can track changes with remarkable precision
2. It can see through clouds only
3. It can only operate during daytime
4. It works only in clear weather
25. Which of these best describes NISAR’s role in disaster management?
1. Predicting natural disasters
2. Enhancing disaster preparedness
3. Conducting rescue operations
4. Providing emergency communications