Assertion: bcc and hcp have same packing efficiency Reason: Both have same number of atoms per unit cell and same arrangement

Question

Assertion: bcc and hcp have same packing efficiency Reason: Both have same number of atoms per unit cell and same arrangement

Assertion: bcc and hcp have same packing efficiency
Reason: Both have same number of atoms per unit cell and same arrangement
A. If both assertion and reason are correct and reason is correct explanation for assertion
B. If both assertion and reason are correct but reason is not correct explanation for assertion
C. If assertion is correct but reason is incorrect
D. If both assertion and reason are incorrect

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - D
Correct Assertion bcc has `68%` and hcp has `74%` packing efficiency
Correct Reason in bcc 2-atoms are present per unit cell while in hcp 4-atoms are present per unit cell and also have different arrangments

5 views Answered 2023-02-05 15:29