Physical World Quiz Question with Answer


41. Which of the following is wrongly matched?

  1. Barometer-Pressure
  2. Lactometer-Milk
  3. Coulomb's law-Charge
  4. Humidity-Calorimeter

42. C.V.Raman got Nobel Prize for his experiment

  1. Dispersion of light
  2. Reflection of light
  3. Deflection of light
  4. Scattering of light

43. The discoverer of loudness and intensity of sound is

  1. Newton
  2. Bell
  3. Laplace
  4. Edison

44. It has been postulated that there may be some particles moving with speed greater than the speed of light. Such particles are known as

  1. Electrons
  2. Neutrons
  3. Nucleons
  4. Tachyons

45. A superposition that is put forward as a probable solution to a natural phenomenon is called a

  1. Hypothesis
  2. Theory
  3. Law
  4. Relief

46. The book “Pisces of physics'' has been written by

  1. Einstein
  2. Newton
  3. Archimedes
  4. Galileo

47. It is more important to have beauty in the equations of physics than to have them agree with experiments'' The scientist who made this statement is

  1. Dirac
  2. Raman
  3. Faraday
  4. Maxwell

48. Chandershekher, Indian scientist was awarded Nobel Prize in Physics on subject concerning

  1. Geophysics
  2. Superconductivity
  3. Laser technology
  4. Astronomy

49. Law of conservation of angular momentum follows which symmetry?

  1. Homogeneity of space
  2. Isotropy of space
  3. Homogeneity of time
  4. Isotropy of time

50. Rank the four fundamental forces of nature in order from weakest to strongest

  1. Electromagnetism, Gravity, Strong Nuclear, Weak Nuclear
  2. Weak Nuclear, Gravity, Electromagnetism, Strong Nuclear
  3. Gravity, Weak Nuclear, Electromagnetism, Strong Nuclear
  4. Weak Nuclear, Electromagnetism, Gravity, Strong Nuclear

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