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In Geiger-Mersden experiment, collimatio...

In Geiger-Mersden experiment, collimation of `alpha`-particles into a narrow beam is done by passing

A

`alpha`-particles through a narrow gap between lead bricks

B

`alpha`-particles through gold foil

C

`alpha`-particles through an electric field

D

`alpha`-particles through a magnetic field

Text Solution

Verified by Experts

The correct Answer is:
D
`alpha`-particles emitted by `""_(83)^(214)Bi` radioactive source were collimated into a narrow beam by their passage through lead bricks.
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-ATOMS, MOLECULES AND NUCLEI -Exercise 1 (TOPICAL PROBLEMS)
  1. Godl foil used in Geiger-marsden experiment is about 10^(-8) in thick....

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  2. In Geiger-Marsden experiment, it can be fairly assumed that the gold n...

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  3. In Geiger-Mersden experiment, collimation of alpha-particles into a na...

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  4. In Geiger-Mersden experiment, detection of alpha-particles scattered a...

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  5. The ionization enegry of the electron in the hydrogen atom in its grou...

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  6. If v1 is the frequency of the series limit of lyman seies, v2 is the f...

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  7. An electron jumps from the first excited state to the ground stage of ...

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  8. In hydrogen atom, an electron jumps from bigger orbit to smaller orbit...

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  9. A hydrogen atom ia in excited state of principal quantum number n . I...

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  10. In Rutherford scattering experiment, what will b ethe correct angle fo...

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  11. An electron is moving in an orbit of a hydrogen atom from which there ...

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  12. If lamda(1) and lamda(2) are the wavelengths of the first members of t...

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  13. If the electron in the hydrogen atom jumps from third orbit to second ...

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  14. Balmer series of hydrogen atom lies in

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  15. Consider 3rd orbit of He^(+) (Helium) using nonrelativistic approach t...

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  16. What is the wavelength of ligth for the least energetic photon emitted...

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  17. The total energy of an electron in 4th orbit of hydrogen atom is

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  18. In Rutherford's alpha particle experiment with thin gold foil, 8100 sc...

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  19. Consider the spectral line resulting from the transition from n=2 to n...

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  20. If and alpha-paricle of mass m, charged q and velocity v is incident o...

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