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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

Determination of Crystal Structure using powder X-Ray Diffraction

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Beginner

Intermediate

Advanced

1. Wavelength of a typical X-Ray is in the range?

a: 0.05 to 0.25 nm Explanation

Explanation

b: 0.5 to 1 nm Explanation

Explanation

c: 1 to 5 nm Explanation

Explanation

d: 5-10 nm Explanation

Explanation

2. The crystal structure of Copper (Cu) at room temperature is?

a: BCC Explanation

Explanation

b: FCC Explanation

Explanation

c: HCP Explanation

Explanation

d: DHCP Explanation

Explanation

3. The crystal structure of Titanium (Ti) at room temperature is?

a: BCC Explanation

Explanation

b: FCC Explanation

Explanation

c: HCP Explanation

Explanation

d: SC Explanation

Explanation

4. In Bragg's law, : nλ=2d sin⁡θ,what does 'd' represent:

a: The lattice constant of the unit cell Explanation

Explanation

b: Distance between atoms in the unit cell Explanation

Explanation

c: Interplanar spacing between crystal planes Explanation

Explanation

d: The wavelength of the incident X-ray Explanation

Explanation

5. Which of the following is the key principle behind X-ray diffraction?

a: Photoelectric effect Explanation

Explanation

b: Compton scattering Explanation

Explanation

c: Bragg's law Explanation

Explanation

d: Rutherford scattering Explanation

Explanation

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