Assertion (A) : Packing efficiency of hcp and ccp structures is 74%. – InterviewSolution

1.	Assertion (A) : Packing efficiency of hcp and ccp structures is 74%. Reason (R) : If the number of close packed spheres is N, then number of tetrahedral voids is N.
Answer» Both ASSERTION (A) and Reason (R) are CORRECT statements, and Reason (R) is the correct explanation of the Assertion (A). Both Assertion (A) and Reason (R) are correct statements, but Reason (R) is not the correct explanation of the Assertion (A). Assertion (A) is correct, but Reason (R) is INCORRECT statement. Assertion (A) is incorrect, but Reason (R) is correct statement. Answer :C

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