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Which of the statement (s) is//are corre...

Which of the statement (s) is`//`are correct regarding cathode rays?

A

They come out normal to the surface of cathode.

B

They travel in straight line in presence of electric field.

C

The `e/m` ratio depends on the nature of gas

D

They are stream of negatively charged particles.

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The correct Answer is:
A, D
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GRB PUBLICATION-ATOMIC STRUCTURE-Multiple Objective Type
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  2. Which of the statement (s) is//are correct regarding cathode rays?

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  3. Which of the following wavelengths are not possible for an electron of...

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  4. Chose the currect on the basis of Bohr's theory

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  5. The spectrum of He is expected to be similar to that of

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  6. A hydrogen-like atom has ground state binding energy 122.4eV. Then : ...

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  7. A sodium street light gives off yellow light that has a wavelength of ...

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  8. The qualitative order of de Broglie wavelength for electron, proton an...

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  9. If there are only two H-atoms each is in 3rd excited state then:

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  10. In a H- like sample electron makes transition from 4th excited state o...

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  11. Identify the correct statement (s)

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  12. 1st excitation potential for the H-like (hypothetical) sample is 24 V....

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  13. From the alpha-particle scattering experiment, Rutherford concluded th...

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  14. Which of the following statement (s) are incorrect?

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  15. Bohr's theory is not applicable to- (a). He (b). Li^(2+) (c). He^(2+)...

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  16. In which transition, one quantum of energy is emitted - (a). n=4 rarr...

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  17. The magnitude of the spin angular momentum corresponding to an electro...

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  18. The change in orbital angular momentum corresponding to an electron tr...

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  19. In a hydrogen like sample two different types of photons A and B are p...

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  20. In Bohr's model of the hydrogen atom:

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