The x-radiation output of the Crookes tube (named after the English chemist William Crookes) could be predetermined and accurately controlled.
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Q24: A radiograph is an image produced by
Q25: Early dental x-ray machines were an electrical
Q26: Dental x-ray film available today is coated
Q27: In the early 1900s dental patients would
Q28: X-radiation was discovered when Roentgen was working
Q30: C. Edmund Kells encouraged the practical use
Q31: The bisecting technique is the technique of
Q32: The paralleling technique is based on the
Q33: Pointed cones should be used to direct
Q34: In the early 1900s, it was common
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