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BITSAT 2020
MCQ (Single Correct Answer)
+3
-1
An element occurs in two crystalline forms $$\alpha$$ and $$\beta$$. The $$\alpha$$-form has an fcc with $$a = 3.68\,\mathop A\limits^o $$ and $$\beta$$ form has a bcc with $$a = 2.92\,\mathop A\limits^o $$. Calculate the ratio of their densities.
Questions Asked from Solid State (MCQ (Single Correct Answer))
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