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If we have a tungsten anode(work function ;f=4.63 eV) and electron ;acceleration voltage of 35 kV, what is the minimum wavelength of the x rays?()

If we have a tungsten anode(work function ;f=4.63 eV) and electron ;acceleration voltage of 35 kV, what is the minimum wavelength of the x rays?()
A.4.58 fm
B.3.12 pm
C.0.0354 nm
D.3.89 nm
正确答案:3.12 pm
标签:原子物理