Question

Calculate the speed of neutrons if the reflecting angle from a crystal on interplanar spacing 0 is 60° and interplanar spacing is 2.84 A. (a) 804 m/s (b) 623 m/s (C) 72.5 m/s (d) 453 m/s​

Answer 1

Answer:

(C) 72.5 m/s

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