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A photon of light enters a block of glas...

A photon of light enters a block of glass after travelling through vaccum. The energy of the photon on entering the glass block

A

A photon of lightenters a block of glass after travelling througha vacuum. The energy of the photon on entering the glass block

B

Decreases because the speed of the radiation decreases

C

Stays the same because the speed of the radiation and the associated wavelength do not change

D

Stays the same because the frequency of the radiation does not change

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PHYSICS GALAXY - ASHISH ARORA-PHOTOELECTRIC EFFECT AND MATTER WAVES-Conceptual MCQ
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  2. The threshold wavelength for photoelectric emission for a material is ...

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  3. A photon of light enters a block of glass after travelling through vac...

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  4. Which one of the following statements is NOT true for de Broglie waves...

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  5. Moving with the same velocity . One of the following has the longest d...

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  6. Two photons having

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  7. A proton and an electron move with the same velocity. The associated w...

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  8. In photoelectric effect when photons of energy hv fall on a photosensi...

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  9. Photoelectric emission occurs only when the incident light has more th...

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  10. Photo electric effect can be explained only by assuming that light

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  11. At frequencies of the incident radiation above the threshold frequency...

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  12. A metallic surface has a threshold wavelength 5200 A. This surfece is ...

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  13. Let p and E denote the linear momentum and energy of a photon. If the ...

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  14. The equation E=pc is valid

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  15. Let (nr) and (nb) be respectively the number of photons emitted by a r...

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  16. The photoelectrons emitted from a metal surface:

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  17. The graph between, which of the following two factors for photoelectri...

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

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  19. The slope of the stopping potential versus frequency graph for photoel...

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  20. A phot of energy h upsilon is absorbed by a free electron of a metal h...

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