Class 12PhysicsDual Nature of Radiation and matterDavisson-Germer Experiment and Heisenberg Uncertainty Principle
EasyWhich of the following statements is incorrect regarding the Davisson-Germer experiment?
- AThe interatomic spacing in the nickel crystal is of the order of the de Broglie wavelength.
- BThe electron gun provides electrons of constant energy.
- CThe nickel crystal acts as a three-dimensional diffraction grating.
- DThe Davisson-Germer experiment is an interference experiment.
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Consider two separate ideal gases of electrons and protons having the same number of particles. The temperature of both gases is the same. The ratio of the uncertainty in determining the position of an electron to that of a proton is proportional to :-
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View SolutionMatch List $-I$ (Experiment performed) with List $-II$ (Phenomena discovered/associated) and select the correct option from the options given below:
List $-I$ List $-II$ $(1)$ Davisson and Germer $(i)$ Wave nature of electrons $(2)$ Millikan's oil drop experiment $(ii)$ Charge of an electron $(3)$ Rutherford experiment $(iii)$ Quantisation of energy levels $(4)$ Franck-Hertz experiment $(iv)$ Existence of nucleus
| List $-I$ | List $-II$ |
| $(1)$ Davisson and Germer | $(i)$ Wave nature of electrons |
| $(2)$ Millikan's oil drop experiment | $(ii)$ Charge of an electron |
| $(3)$ Rutherford experiment | $(iii)$ Quantisation of energy levels |
| $(4)$ Franck-Hertz experiment | $(iv)$ Existence of nucleus |
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