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JEE Main & Advanced JEE Main Paper (Held On 11 April 2015)

  • question_answer
    At temperature T, the average kinetic energy of any particle is \[\frac{3}{2}kT.\]The de Broglie wavelength follows the order : [JEE Main Online Paper (Held On 11 April 2015)]  

    A)  Thermal proton > Visible photon > Thermal electron

    B)   Thermal proton > Thermal electron Visible photon

    C)  Visible photon > Thermal electron > Thermal neutron

    D)   Visible photon > Thermal neutron > Thermal electron

    Correct Answer: C

    Solution :

    Order of de brog lie wavelength visible photon > Thremal electron> Thermal neutran


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