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UPSC Prelims 2019 Paper-1 📅 02 Jun, 2019

Recently, scientists observed the merger of giant 'blackholes' billions of light-years away from the Earth. What is the significance of this observation?

A
'Higgs boson particles' were detected.
B
'Gravitational waves' were detected.
C
Possibility of inter-galactic space travel through 'wormhole' was confirmed.
D
It enabled the scientists to understand 'singularity'.
Result Summary
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UPSC Prelims
2019 • 02 Jun, 2019 • Paper-1
Recently, scientists observed the merger of giant 'blackholes' billions of light-years away from the Earth. What is the significance of this observation?
Correct Answer
'Gravitational waves' were detected.
Astronomical Milestone: The unimaginably cataclysmic collision and massive, violent merger of distant supermassive black holes forcefully generate immense, prop......
Ref/Book : UPSC Prelims 2019
Ref. Subject Science and Technology
Chapter -
Ref. Topic Space Technology
Pg. No -
💡 Analysis & Explanation
Astronomical Milestone ▼
The unimaginably cataclysmic collision and massive, violent merger of distant supermassive black holes forcefully generate immense, propagating ripples in the very underlying fabric of spacetime itself.
LIGO Discovery ▼
In a truly monumental and historic breakthrough for modern astrophysics, brilliant scientists utilizing the incredibly sensitive Laser Interferometer Gravitational-Wave Observatory (LIGO) successfully and definitively detected these elusive ripples, permanently confirming Albert Einstein's century-old theoretical prediction regarding the existence of 'gravitational waves'. This specific observation categorically did not involve the elusive Higgs boson (which strictly pertains to subatomic particle physics), hypothetical sci-fi wormholes, or successfully resolving the mind-bending infinite density characterizing black hole singularities.
Conclusion ▼
The irrefutable detection of physical gravitational waves is the direct, intended, and historic outcome of this magnificent observation.
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