Which of the following rays are used in the powder method of crystals? – McqOptions

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1.	Which of the following rays are used in the powder method of crystals?
A.	Gamma rays
B.	‚âà√≠¬¨¬±-rays
C.	‚âà√≠‚Äö√¢¬ß-rays
D.	Monochromatic X-rays
Answer» E.

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