NEET Physics Photo Electric Effect, X- Rays & Matter Waves NEET PYQ-Photo Electric Effect,X-Rays

  • question_answer
    In the Davisson and Germer experiment, the velocity of electrons emitted from the electron gun can be increased by             [AIPMT (S) 2011]

    A)  Increasing the filament current

    B)  Decreasing the filament current

    C)  decreasing the potential difference between the anode and filament

    D)  Increasing the potential difference between the anode and filament

    Correct Answer: D

    Solution :

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


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