MCQ practice · SSC Physics Board questions · Chapter 1: Physical Quantities and Their Measurements
Who gave the quantum theory?
Think it through first, then pick an option.
- a Newton
- b Einstein
- c Satyendranath Bose
- d Max Planck
Answer and explanation
Correct answer: d Max Planck
Max Planck discovered the quantum theory in 1900; he is its founder.
Why the other options are wrong
- a Newton: The quantum theory is not Newton's; Max Planck discovered it in 1900.
- b Einstein: Einstein's work is the 1905 theory of relativity; the quantum theory was given by Planck.
- c Satyendranath Bose: Satyendranath Bose gave the quantum statistics in 1924; the founder of the quantum theory is Planck.
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