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Assuming that the resolution of an electron microscope is equal to the de Broglie wavelength of the electrons used, to what speed must the electrons be accelerated to obtain a resolution of 0.19 nm?

Question

Assuming that the resolution of an electron microscope is equal to the de Broglie wavelength of the electrons used, to what speed must the electrons be accelerated to obtain a resolution of 0.19 nm?

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Step 1

Speed of electron and wavelength are linked to each other as follows:

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Step 2

The given values are:

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Step 3

Speed of electron can b...

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