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cse • paper_2 • solid_state_electronicscse-2025-subject-08-008

Diffraction — UPSC CSE 2025 Physics PYQ

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In powder diffraction method pattern for lead with radiation of wavelength \lambda = 1\cdot 54 \text{ \AA}, the (220) Bragg reflection angle is \theta = 32^\circ. Find the radius of the atom.

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