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SSC CHSL 2020 · PYQ · Science and Technology · medium

Which instrument was used to detect gravitational waves for the very first time?

  1. A.WIGO
  2. B.LIGO✓ Correct
  3. C.TRIGO
  4. D.GIGO

Explanation

LIGO (Laser Interferometer Gravitational-Wave Observatory) was the instrument used to detect gravitational waves for the first time in September 2015.
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