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Part A What is the minimum potential difference between the filament and the tar

ID: 2134049 • Letter: P

Question

Part A What is the minimum potential difference between the filament and the target of an x-ray tube if the tube is to produce x-rays with a wavelength of 0.140nm ? Part B What is the shortest wavelength produced in an x-ray tube operated at a voltage of 35.0kV ? Part A What is the minimum potential difference between the filament and the target of an x-ray tube if the tube is to produce x-rays with a wavelength of 0.140nm ? Part B What is the shortest wavelength produced in an x-ray tube operated at a voltage of 35.0kV ? Part B What is the shortest wavelength produced in an x-ray tube operated at a voltage of 35.0kV ?

Explanation / Answer

A) e V = hc/lambda

hc = 1240 ev nm

V = 1240/0.14=8857 V


B) lambda = hc/(eV) = 1240/35.0E3=0.035 nm