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Black Hole Online Test

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Created by 83a36dcfd5c4caff12bc80f0020c9c749e12cbbbdb7c406dc1dd39996cb85836?s=32&d=monsterid&r=g gkaimVikash chaudhary

This 'Black Hole Online Test' covers questions across all the topics related to the Black Holes.

Get fresh, new questions in each attempt.

  • Total Questions: 30
  • Time Allotted: 30 minutes
  • Passing Score: 50%
  • Randomization: Yes
  • Certificate: Yes
  • Do not refresh the page!
  • 👍 All the best!

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1. What defines a supermassive black hole?

2 / 30

2. How is the size of a black hole’s event horizon measured?

3 / 30

3. What role do supernovae play in the universe?

4 / 30

4. Why are primordial black holes an important area of research in cosmology?

5 / 30

5. What is gravitational time dilation, a phenomenon predicted by general relativity?

6 / 30

6. What is the term for the process in which a stellar-mass black hole pulls matter from a companion star?

7 / 30

7. Which research paper, published in 2019, presented the first image of a black hole's event horizon, obtained using the Event Horizon Telescope (EHT)?

8 / 30

8. Which effect can be observed just outside the event horizon of a black hole?

9 / 30

9. Which type of black hole is the smallest?

10 / 30

10. Which theoretical concept suggests that information escaping from a black hole is encoded in Hawking Radiation?

11 / 30

11. What is the estimated mass of Cygnus X-1, the first confirmed black hole?

12 / 30

12. Which phenomenon is often observed near supermassive black holes due to their intense gravitational fields?

13 / 30

13. What type of object can produce detectable gravitational waves when it collides with a black hole?

14 / 30

14. What observational method might help detect primordial black holes?

15 / 30

15. Which astronomical event can sometimes be mistaken for a supernova due to its brightness?

16 / 30

16. What is the primary wavelength range that the James Webb Space Telescope (JWST) is designed to observe?

17 / 30

17. What is the name of the boundary around a black hole beyond which nothing can escape, as predicted by general relativity?

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18. What is the concept known as where an object falling into a black hole appears to an outside observer to become frozen in time and redshifted to infinity?

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19. What is the information paradox in the context of black holes?

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20. What is the main advantage of the James Webb Space Telescope (JWST) over existing space telescopes like the Hubble Space Telescope?

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21. What phenomenon occurs when an object gets stretched by a black hole’s tidal forces?

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22. What defines the Chandrasekhar limit?

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23. What groundbreaking discovery was announced by astronomers in 2020 regarding the black hole at the center of the Milky Way?

24 / 30

24. What aspect of the universe will the James Webb Space Telescope (JWST) primarily focus on studying?

25 / 30

25. Which famous black hole was imaged for the first time in 2019, revealing its shadow against the surrounding glowing gas?

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26. What happens to time as an object approaches the event horizon of a black hole?

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27. What is spaghettification, a phenomenon experienced by objects falling into a black hole?

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28. What is the singularity in the context of black holes according to general relativity?

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29. Which organization is responsible for the development and launch of the James Webb Space Telescope (JWST)?

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30. What happens to objects as they approach the singularity of a black hole?

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