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In the Davisson and Germer experiment, t...

In the Davisson and Germer experiment, the velocity of electrons emitted from the electron gun can be increased by

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

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The correct Answer is:
A
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RESONANCE ENGLISH-ATOMIC PHYSICS-Exercise ( Part II : Only one one correct type)
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  7. The innermost orbit of the hydrogen atom has a diameter of 1.06Å what ...

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  8. Three photons coming from excited atomic-hydrogen sample are picked up...

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  9. The transition from the state n = 4 " to " n = 3 in a hydrogen like at...

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  10. Ionization potential of hydrogen atom is 13.6eV . Hydrogen atoms in th...

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  11. Energy levels A, B, C of a certain atom corresponding to increasing va...

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  12. For the first member of Balmer series of hydrogen spectrum, the wavele...

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  13. The frequency of the first line in Lyman series in the hydrogen spect...

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  14. An electron of kinetic energy K collides elastically with a stationary...

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  15. Consider a photon of continuous X-ray coming from a Coolidge tube. Its...

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  16. If the current in the circuit for heating the filament is increased, t...

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  17. The characterstics X-ray spectrum is emitted due to transition of

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  18. When an ultraviolet light is incident on a photocell , its stopping po...

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  19. In Davosson-Germer experiment, the filament emits

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