Most metallic materials with crystal structure display a sharp decline in impact energy when tested under decreasing crystal structure do not display this phenomenon. temperatures but metals with I. B.C.C and H.C.P II. H.C.P. and F.C.C. III. B.C.C. and F.C.C. O IV. F.C.C. and B.C.C.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Most metallic materials with _________ crystal structure display a sharp decline in impact energy when tested under decreasing temperatures but metals with __________ crystal structure do not display this phenomenon.

I. B.C.C. and H.C.P.

II. H.C.P. and F.C.C.

III. B.C.C. and F.C.C.

IV. F.C.C. and B.C.C.
Transcribed Image Text:Most metallic materials with _________ crystal structure display a sharp decline in impact energy when tested under decreasing temperatures but metals with __________ crystal structure do not display this phenomenon. I. B.C.C. and H.C.P. II. H.C.P. and F.C.C. III. B.C.C. and F.C.C. IV. F.C.C. and B.C.C.
Expert Solution
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B.C.C is Body Centered Cubic crystal structure in which one atom is at centre of unit cell and remaining are at edges of unit cell.

FCC is Face Centered Cubic crystal structure in which atoms are at face of unit cell and also at edges of unit cell.

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