Question

11. Below figure element metal. Monochromatic x-radiation had a wavelength o have which type of the following crystal structure? shee t irst four peaks (43.8, 508, 74A, 904) of the x-ray diffraction pattern for an hetal. Monochromatic x-radiation had a wavelength of 0.1542 nm. This material is ikely to 40.0 50.0 60.0 80.0 90.0 Dittraction angje 2 (a) Simple cubic (b) Body centered cubic (c) Face centered cubic (d) None of them above 12. For the above figure, which peak indicates the (200) plane? (a) 43.8 peak (b) 50.8 peak (c) 74.4 peak (d) 90.4 peak 13. For the above figure, what is the interplanar spacing for (200) (a) 0.2067 nm (b) 0.1797 nm (c) 0.1275 nrm (d) 0.1087 nm

Answer 1