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  1. 7(a)Sketch the typical intensity-wavelength X-ray spectrum for molybdenum, clearly indicating the minimum continuous X-ray wavelength, lambda_min, and the…[3 marks]
  2. 7(c)One of the K-shell electrons is removed from the atom by electron bombardment and its vacancy is filled by an M-shell electron. Calculate the wavelength of the…[3 marks]
  3. 7(d)The tube is operated from a 25 kV supply. What is the minimum wavelength of the continuous spectrum of X-rays?[2 marks]

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