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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 block of mass m1 rests on a horizontal table. A light string connected
- Photon of frequency ν has a momentum associated with it. If c is the velocity
- A ray enters a glass sphere of refractive index μ=√3 at an angle of incidence of 60⁰
- A circular disc X of radius R is made from an iron plate of thickness t and another disc
- Two planets at mean distances d₁ and d₂ from the sun have their frequencies n₁ and n₂
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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