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According to the recommendations for standard X-ray equipment: a. Leakage of radiation from the tube should be less than 0.1 mGy in 1 h at a distance of 1 m b. The total filtration in a dental setting should not be less than 1.5 mm of Al c. The collimator should be capable of restricting the field size to 10 cm x 10 cm d. The lead apron should not be less than 45 cm wide and 40 cm long e. For mobile equipment, the operator can stand at least 1 m from the tube |
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Answer» a. False. Leakage should be less than 1 mGy. b. True. In a general radiology setting, filtration should not be less than 2.5 mm of Al c. False. The collimator should be capable of restricting field size down to 5 cm 5 cm. d. True. e. False. The operator should stand at least 2 m from the tube and X-ray source. |
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