Multiple Choice
A crystal is irradiated with x-rays with a wavelength of 0.120 nm.The atomic planes in the crystal are separated by 0.21 nm.At what angles of incidence with respect to the normal will the x-rays reflect from the crystal?
A) 73°,55°,31°
B) only 55°
C) only 73° and 31°
D) only 73°
Correct Answer:
Verified
Correct Answer:
Verified
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