Q)
(chatquestion)...Example in Davisson-Germer experiment, a beam of electron
accelerated through a potential difference of 54V get
diffracted from a Ni crystal at an angle of so, to produce
first maxima. The inter-atomic distance for the Ni erystal is
C. 2.15 A
D. 3.12A
A1A
B. 2A
Ans: C
...
