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In the Davisson and Germer experiment, the velocity of electrons emitted from the electron gun can be increased by
Options
(a) increasing the potential difference between the anode and filament
(b) increasing the filament current
(c) decreasing the filament current
(d) decreasing the potential difference between the anode and filament
Correct Answer:
increasing the potential difference between the anode and filament
Explanation:
In the Davisson and Germer experiment, the velocity of electrons emitted from the electron gun can be increased by increasing the potential difference between the anode and filament.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A bar magnet having a magnetic moment of 2 x 10⁴JT⁻¹ is free to rotate in a horizontal
- A comb run through one’s dry hair attracts small bits of paper. This is due to
- A particle of mass 1mg has the same wavelength as an electron moving with a velocity
- During production of cathode ray
- A radioactive nucleus of mass M emits a photon of frequency v and the nucleus recoils.
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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