Physics Quiz On Thermodynamics For B.Sc. Students

10 Questions | Total Attempts: 25

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Physics Quiz On Thermodynamics For B.Sc. Students

Science Forum Govt. First Grade College, T. Narasipura, Mysuru 571124 Organized by The Department of Physics in Association with IQAC


Questions and Answers
  • 1. 
    If 13.6 eV energy is required to ionise the hydrogen atom, then energy required to remove an electron from n = 2 is
    • A. 

      3.4 eV

    • B. 

      0 eV

    • C. 

      .4 eV

    • D. 

      6.8 eV.

  • 2. 
    In Bohr’s model of an atom which of the following is an integral multiple of h/2π?
    • A. 

      Angular momentum

    • B. 

      Potential energy

    • C. 

      Radius of an atom

    • D. 

      Kinetic energy

  • 3. 
    The K.E. of the electron in an orbit of radius r in hydrogen atom is proportional to
    • A. 

      E^(2)/r

    • B. 

      E^(4)/r

    • C. 

      2e^(2)/r

    • D. 

      E^(2)/2r

  • 4. 
    The different types of energies associated with a molecule are __________
    • A. 

      Electronic energy

    • B. 

      Vibrational energy

    • C. 

      Rotational energy

    • D. 

      All of the mentioned

  • 5. 
    The transition zone for Raman spectra is __________
    • A. 

      Between magnetic levels of unpaired electrons

    • B. 

      Between magnetic levels of nuclei

    • C. 

      Between electronic levels

    • D. 

      Between vibrational and rotational levels

  • 6. 
    The correct order of different types of energies is __________
    • A. 

      Eel >> Evib >> Erot >> E tr

    • B. 

      Eel >> Erot >> Evib >> E tr

    • C. 

      Eel >> Evib >> Etr >> E rot

    • D. 

      Etr >> Evib >> Erot >> E el

  • 7. 
    Solar cell works based on
    • A. 

      Laser technology

    • B. 

       Tyndall effect

    • C. 

      Photo-conduction

    • D. 

      Thermal emission

  • 8. 
    Luminescence is because of
    • A. 

      Photons emitted while excited electrons drops down

    • B. 

      Knocking out of electrons by photons

    • C. 

      Photons stimulated by photons

    • D. 

      All

  • 9. 
    Visible light’s wavelength range ______________
    • A. 

      0.39 – 0.77 mm

    • B. 

      0.39 – 0.77 µm

    • C. 

      0.39 – 0.77 nm

    • D. 

      0.39 – 0.77 cm

    • E. 

      Option 5

  • 10. 
    Proton has the charge
    • A. 

      1637 times of an electron

    • B. 

      1737 times of an electron

    • C. 

      1837 times of an electron

    • D. 

      1937 times of an electron

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