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Calculate de Broglie wavelength associated with an electron moving with a speed of 2 xx 10^(5) ms^(-1). Given h = 6.625 xx 10^(-34)JS, m_(e) = 9.11 xx 10^(-31)kg. |
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Answer» Solution :Given `v= 2XX 10^5ms^(-1)` ,`h =6.625 xx 10^(-34)` Js, `m_c=9.11 xx 10^(-31)`kg w.k.t. `lambda=h/(MV) =(6.625xx10^(-34))/(9.11xx10^(-31)xx2xx10^5)` i.e., `lambda=3.636xx10^(-9) m =3.636` nm |
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