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Physics
Physics
Problem
For a nickel crystal (interplanar spacing 0.091 nm), determine the accelerating voltage required so that electrons produce a first-order diffraction maximum at a glancing angle of 50°. a)
110
V
110\ \text{V}
110
V
b)
61
V
61\ \text{V}
61
V
c)
78
V
78\ \text{V}
78
V
d)
254
V
254\ \text{V}
254
V
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