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
Tag:原子物理
时间:2024-01-03 15:10:51