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प्रश्न
If ‘a’ stands for the edge length of the cubic system; sc, bcc, and fcc. Then the ratio of radii of spheres in these systems will be respectively.
विकल्प
`(1/2 "a" : sqrt3/2 "a" : sqrt2/2 "a")`
`(sqrt1 "a" : sqrt3 "a" : sqrt2 "a")`
`(1/2 "a" : sqrt3/4 "a" : 1/(2sqrt2) "a")`
`(1/2 "a" : sqrt3 "a" : 1/sqrt2 "a")`
उत्तर
`(1/2 "a" : sqrt3/4 "a" : 1/(2sqrt2) "a")`
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