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Wave Optics
Question
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In the Davisson and Germer experiment, the velocity of electrons emitted from the electron gun can be increased by

  • Increasing the filament current

  • decreasing the filament current

  • decreasing the potential difference between the anode and filament

  • increasing the potential difference between the anode and filament

Answer

D.

increasing the potential difference between the anode and filament

In the Davisson and Germer experiment, the velocity of the electron emitted from the electron gun can be increased by increasing the potential difference between the anode and filament.

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