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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
- The masses of three wires of copper are in the ratio 1:3:5 and lengths
- The equation of state for 5 g of oxygen at a pressure P and temperature T,
- If μᵥ=1.5230 and μʀ=15.145, then dispersive power of crown glass is
- The additional energy that should be given to an electron to reduce its de-Broglie
- In nuclear fusion, two nuclei come together to form a large nucleus.
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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