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Chapter No 2 :Structure of Atom Wave | Mechanical Approach (126 MCQ`S)

This chapter include Structure of Atom Wave mcqs | Mechanical Approach mcqs, Atomic Structure Multiple Choice Questions and answers with answers or pdf, mcq on atomic structure, mcqs on atomic structure with answers pdf for class 11 & class 12 and for BS class, Structure of Atom Wave mcqs, atomic structure mcqs mdcat

  1. Wave mechanical theory of light was proposed by;
    1. Louis De Broglie
    2. Max Planck
    3. Neil Bohr
    4. Davison
      5. Show Answer
      Answer: B
      Explanation:
      • Dual (wave and particle) nature of light was proposed by Max Planck
  2. Wave mechanical theory of matter was proposed by;
    1. Louis De Broglie
    2. Max Planck
    3. Neil Bohr
    4. Davison
      5. Show Answer
      Answer: A
      Explanation:
      • Dual (wave and particle) nature of matter was proposed by De Broglie
  3. The equation for photon energy E = hv, was given by;
    1. Louis De Broglie
    2. Max Planck
    3. Neil Bohr
    4. Einstein
      5. Show Answer
      Answer: B
      Explanation:
      • N/A
  4. Mass energy relationship equation E = mc2 , was given by;
    1. Louis De Broglie
    2. Max Planck
    3. Neil Bohr
    4. Einstein
      5. Show Answer
      Answer: D
      Explanation:
      • N/A
  5. According to Debroglie's equation, the momentuem of a particle in motion is related to the wavelength.
    1. directly
    2. inversely
    3. is not related
    4. none of these
      5. Show Answer
      Answer: B
      Explanation:
      • Since λ = h / p
  6. De Broglie wavelength is measureable for;
    1. electrons & protons
    2. neutrons
    3. atoms
    4. all of these
      5. Show Answer
      Answer: D
      Explanation:
      • De Broglie wavelength can be measured for small particle in motion.
  7. De Broglie wavelength is not measureable for;
    1. electrons & protons
    2. neutrons
    3. atoms
    4. stone
      5. Show Answer
      Answer: D
      Explanation:
      • N/A
  8. The wavelength associated with large objects has no significance as it is;
    1. too small to be measureable
    2. too large to be measureable
    3. heavier
    4. none of these
      5. Show Answer
      Answer: A
      Explanation:
      • N/A
  9. The wave nature of moving electrons was verified by;
    1. Louis De Broglie
    2. Schrodinger
    3. Davison and Germer
    4. Neil Bohr
      5. Show Answer
      Answer: C
      Explanation:
      • N/A
  10. Which property proves the wave nture of electrons;
    1. momentum
    2. diffraction
    3. energy
    4. all of these
      5. Show Answer
      Answer: B
      Explanation:
      • N/A

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