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Engineering Physics by S. Mani Naidu

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Multiple Choice Questions

  1. Quantum theory successfully explains:     ( )
    1. interference and diffraction
    2. polarization and black body radiation
    3. photoelectric effect and Compton effect
    4. all
  2. Dual nature [particle and wave] of matter was proposed by:     ( )
    1. de Broglie
    2. Planck
    3. Einstein
    4. Newton
  3. The wavelength associate with a particle of mass ‘m’ moving with a velocity ‘v’ is [h = Planck’s constant]     ( )
    1. images
    2. images
    3. images
  4. The wavelength of de Broglie wave associated ...

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