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    Question

    Who coined the term ‘Black Hole’?

    A Vipin Sharma Correct Answer Incorrect Answer
    B John A. Wheeler Correct Answer Incorrect Answer
    C H.N. Bhaga Correct Answer Incorrect Answer
    D C.V. Raman Correct Answer Incorrect Answer

    Solution

    Sol. The term Black Hole was first used by physicist John A. Wheeler in 1967. A black hole is a region in space where gravity is so strong that even light cannot escape. Information Booster:

    • Black hole studies are based on Einstein’s theory of relativity.
    • It forms a "singularity."
    • Types include stellar , supermassive , and primordial black holes.
    • Gravitational waves provide evidence for their existence.
    ---:
    • Vipin Sharma: Fictional name.
    • H.N. Bhaga: Indian astronomer.
    C.V. Raman: Nobel Prize-winning physicist known for the Raman Effect.

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