Physical World Quiz Question with Answer


21. Nuclear reactor works on the scientific principle

  1. Bernoulli's Theorem
  2. Nuclear Fission
  3. Electromagnetic Induction
  4. Laws of Thermodynamics

22. Who discovered neutron

  1. Galileo
  2. Chadwick
  3. C.V. Raman
  4. none of them

23. Wave nature of electron was discovered by

  1. Roentgen
  2. Pauli
  3. de Broglie
  4. Einstein

24. Atomicity of charge was discovered by

  1. Faraday
  2. Marie Curie
  3. Maxwell
  4. R.A. Millikan

25. Theory of relativity was discovered by

  1. Maxwell
  2. Faraday
  3. Einstein
  4. Pauli

26. Electric generator works on the scientific principle

  1. Laws of Thermodynamics
  2. Nuclear Fusion
  3. Bernoulli's Theorem
  4. Electromagnetic Induction

27. Size of the nucleus is

  1. 10-10 m
  2. 10-14 m
  3. 10-9 m
  4. 10-12 m

28. The scientists who” discovered natural radioactivity belonged to

  1. Italy
  2. Austria
  3. France
  4. England

29. The scientist who discovered x-rays belonged to:

  1. Germany
  2. Japan
  3. England
  4. France

30. The scattering of light by molecules was discovered by

  1. J. Bardeen
  2. Einstein
  3. C.V. Raman
  4. Newton

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