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Find the de Broglie wavelength of 2 MeV ...

Find the de Broglie wavelength of 2 MeV proton. Mass of proton `=1.64xx10^(-27)kg`,`h=6.625xx10^(-34)Js`

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To find the de Broglie wavelength of a proton with a kinetic energy of 2 MeV, we can follow these steps: ### Step 1: Convert the kinetic energy from MeV to Joules Given: - Kinetic Energy (KE) = 2 MeV - 1 MeV = \(1.6 \times 10^{-13}\) Joules So, we convert: ...
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For what kinetic energy of a proton, will the associated de-Broglie wavelength be 16.5nm? Mass of proton =1.675xx10^(-27)kg , h=6.63xx10^(-34)Js

What must be the velocity of a beam of electrons if they are to disply a de Broglie wavelength of 100 Å (mass of electron = 9.1 xx 10^(-31) kg, h = 6.6 xx 10^(-34) J s )?

Knowledge Check

  • The speed of electron having de Broglie wavelength of 10 ^(10) m is ( me = 9.1 xx 10 ^(-31) kg, h = 6.63xx 10^(-34) J-s)

    A
    `7.28 xx 10 ^(6)` m/s
    B
    `4 xx 10^(6)` m/s
    C
    `8 xx10 ^(5)` m/s
    D
    `5.25 xx 10 ^(5)` m/s

  • Calculate the awavength ( in naometer ) assoricatioed with a protojn moving at 1.0xx 10^3 (Mass of proton =1.67 xx 10^(-27) kg and h=6.63 xx 10^(-34) js) :

    A
    ` 0.0032 nm`
    B
    ` 0. 40 nm`
    C
    ` 2.5 nm`
    D
    ` 14, 0 mn`

  • Calculate the wavelength (in nanometer) associated with a proton moving at 1.0xx10^(3)ms^(-1) (Mass proton =1.67xx10^(-27)kg and h=6.63xx10^(-34)Js ):-

    A
    `2.5nm`
    B
    `14.0nm`
    C
    `0.032nm`
    D
    `0.40nm`

    • Similar Questions

    Explore conceptually related problems

    Calculate the de Broglie wavelength of a proton of momentum 2.55xx10^(-22)kg ms^(-1) .

    For what kinetic energy of a neutron will the associated de-Broglie wavelength be 1.40 xx 10^(-10)m ? Mass of neutron = 1.675 xx 10^(-27) kg, h = 6.63 xx 10^(-34) Js .

    An electron is moving with a kinetic energy of 2.275 xx 10^(25) J . Calculate its de-Broglie wavelength. (Mass of electron = 9.1 xx 10^(-31) kg, h = 6.6 xx 10^(-34) J s)

    Find the de-Broglie wavelength (in Å) assciated with a photon moving with a velocity 0.5 c, where c=3xx10^(8)m//s , rest mass of proton =1.675xx10^(-27)kg, h=6.6xx10^(-34)Js .

    What will be the de Broglie wavelength associated with a proton of momentum 2.6xx10^(-22) "kg ms"^(-1) ?

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