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For what kinetic energy of a neutron wil...

For what kinetic energy of a neutron will the associated de-Broglie wavelength be `5.6 xx 10^(-10)m` ?

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To find the kinetic energy of a neutron associated with a de-Broglie wavelength of \(5.6 \times 10^{-10} \, m\), we can use the de-Broglie wavelength formula and the relationship between kinetic energy and momentum. Here’s a step-by-step solution: ### Step 1: Write the de-Broglie wavelength formula The de-Broglie wavelength (\(\lambda\)) is given by the formula: \[ \lambda = \frac{h}{p} \] where \(h\) is Planck's constant and \(p\) is the momentum. ...
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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 .

For what kinetic energy of a neutron, will the associated de-Broglie wavelength be 1.32xx10^(-10)m ? Given that mass of a neutron =1.675xx10^(-27)kg .

Knowledge Check

  • For what kinetic energy of a neutron will the associated de broglie wavelenght be 1.04 xx 10^(-10) m ?

    A
    `6,29 xx 10 ^(-23)j`
    B
    `5.99 xx 10^(-19j`
    C
    `6.69 xx 10^(-21)j`
    D
    `9.66 xx 10^(-21)j`
  • The kinetic energy of an electron is 5 eV . Calculate the de - Broglie wavelength associated with it ( h = 6.6 xx 10^(-34) Js , m_(e) = 9.1 xx 10^(-31) kg)

    A
    `5.47 Å`
    B
    `109 Å`
    C
    `2.7 Å`
    D
    None of these
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    A. For what kinetic energy of neutron will the associated de Broglie wavelength be 1.40xx10^(-10)m ? B. Also, find the de Broglie wavelength of a neutron, in thermal equilibrium with matter, having an average kinetic energy of ((3)/(2)) kT at 300 K . Given the mass of neutron =1:66xx10^(-27)kg and k=1.38xx10^(-23)Jkg^(-1) .

    For what kinetic energy of a proton, will the associated de-Broglie wavelength be 16.5 nm?

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