Gransazer2700 Gransazer2700
  • 26-05-2023
  • Physics
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In an electron microscope, what accelerating voltage is needed to produce electrons with wavelength 0.0600 nm ? his Planck's constant (6.626×10−34 J seconds), mass of an electron is 9.1×10−31 kg and =1.6x 10−19 λ=mvh​⋅λ=2meV​h​ a. 6.32kV b. 632 V c. 0.066 V

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