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प्रश्न
State how de-Broglie wavelength (`lambda`) of moving particles varies with their linear momentum (p).
उत्तर
As, `mc^2 = mc xx c``
`:. E = pc`
`P = E/C`
Since E = hv
`P = (hv)/C`
`P = h/lambda`
or `lambda = h/P`
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