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If de Broglie wavelength of an electron ...

If de Broglie wavelength of an electron is 0.5467 Å,
find the kinetic energy of electron in eV. Given `h=6.6xx10^(-34)` Js ,
e=`1.6xx10^(-19)` C, `m_e=9.11xx10^(-31)` kg.

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To find the kinetic energy of an electron given its de Broglie wavelength, we can use the formula for de Broglie wavelength and rearrange it to solve for energy. Here are the steps: ### Step 1: Write down the formula for de Broglie wavelength The de Broglie wavelength (\( \lambda \)) is given by the formula: \[ \lambda = \frac{h}{\sqrt{2mE}} \] where: ...
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