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State PCS PYQPrelims 2022

BPSC – Combined Competitive Examination · Question 119

Which scientist proposed the 'Theory of Relativity'?

  1. Isaac Newton
  2. Stephen Hawking
  3. Marie Curie
  4. Albert Einstein
  5. None of the above / More than one of the above
Show answer & explanation

Answer: (D) Albert Einstein

Explanation

Einstein's relativity introduced E = mc² and spacetime curvature.

  • (A) Incorrect

    Wrong: classical mechanics and gravitation.

  • (B) Incorrect

    Wrong: black-hole physics.

  • (C) Incorrect

    Wrong: radioactivity.

  • (D) Correct

    Correct: special (1905) and general (1915) relativity.

  • (E) Incorrect

    Wrong: only one of the options A–D is correct.