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The intensity of X-rays of wavelength 0.5 Angstrom reduces to one fourth on passing through 3.5 mm thickness of a metal foil. The coefficient of absorption of metal will be- (1) 0.2 mm^-1 (2) 0.3 mm^-1 (3) 0.4 mm^-1 (4) 0.5 mm^-1 |
| Answer» The intensity of X-rays of wavelength 0.5 Angstrom reduces to one fourth on passing through 3.5 mm thickness of a metal foil. The coefficient of absorption of metal will be- (1) 0.2 mm^-1 (2) 0.3 mm^-1 (3) 0.4 mm^-1 (4) 0.5 mm^-1 | |