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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 bullet of mass m moving with velocity v strikes a block of mass M at rests
- A radiotransmitter radiates 1 kW power at a wavelength 198.6 m. How many photons
- A uniform force of (3i+j) Nacts on a particle of mass 2 kg.Hence the particle is displaced
- The magnetic field in a certain region of space is given by B =8.35×10⁻² Î T.
- A coil of inductive reactance 31 Ω has a resistance of 8 Ω. It is placed in series
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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