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Tungsten filament wire for lamp industry is commonly produced by

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A fast breeder reactor does not The grain size of pure copper after annealing for 10 3 S is 10 μm. If the time exponent is 0.5, the total time of annealing required to obtain a grain size of 40 μm is . . . . . . . . S. The lowest angle reflection in a powder diffraction experiment or an fcc metal using Cu-Ka radiation (y = 1.54°A) occured at an angle of 19°30'. The lattice parameter of the metal is . . . . . . . . °A. Identify the correct statement with reference to blast furnace iron making. Which is used as a coolant in nuclear reactor due to high neutron capture cross-section?