. In Davisson-Germer experiment, the wavelength associated with nic...

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. In Davisson-Germer experiment, the wavelength associated with nickel crystal is
(a) \( 1.66 \AA \)
(b) \( 2 \AA \)
(c) \( 2.3 \AA \)
(d) \( 3.86 \AA \)
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