Condensed Matter Physics-Diffraction and the Structure Factor (CSIR Physical Sciences): Questions 1 - 2 of 2

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Passage

A narrow beam of X – rays with wavelength 1.5 is reflected from an ionic crystal with an fcc lattice structure with a density of 3.32gcm3 . The molecular weight is 108AMU (1AMU=1.66×1024g) . (June)

Question number: 1 (1 of 2 Based on Passage) Show Passage

» Condensed Matter Physics » Diffraction and the Structure Factor

Appeared in Year: 2011

MCQ▾

Question

The sine of the angle corresponding to (111) reflection is:

Choices

Choice (4) Response

a.

38

b.

14

c.

18

d.

34

Question number: 2 (2 of 2 Based on Passage) Show Passage

» Condensed Matter Physics » Diffraction and the Structure Factor

Appeared in Year: 2011

MCQ▾

Question

The lattice constant is –

Choices

Choice (4) Response

a.

6.00

b.

2.56

c.

4.56

d.

4.00

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