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Light — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceLight1 Mark
MCQ
Newton's colour disc was invented by whom?
  • A
    Albert Einstein
  • ✓
    Sir Isaac Newton
  • C
    Sir Isaac Newton and Faraday
  • D
    Sir Isaac Newton and John Kennedy
✓

Answer

Correct option: B.
Sir Isaac Newton
Newton's colour disc was invented by Sir Issac Newton.
The disc is seven segments in rainbow colours and When the disc is rotated, the colours fade to white.

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