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When yellow light is incident on a surfa...

When yellow light is incident on a surface , no electrons are emitted while green light can emit. If red light is incident on the surface , then

A

No electrons are emitted

B

Photons are emitted

C

Electrons of higher energy are emitted

D

Electrons of lower energy are emitted

Text Solution

Verified by Experts

The correct Answer is:
A
Since, `lamda_r gt lamda_y gt lamda_g`
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ERRORLESS-ELECTRON, PHOTON, PHOTOELECTRIC EFFECT & X -RAY-NCERT BASED QUESTIONS (Photon and Photoelectric Effect)
  1. Light of wavelength 5000 Å falls on a sensitive plate with photoelectr...

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  2. When light of wavelength 300 nm falls on a photoelectric emitter, phot...

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  3. When yellow light is incident on a surface , no electrons are emitted ...

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  4. Relation between the stopping potential V0 of a metal and the maximum ...

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  5. When wavelength of incident photon is decreased then

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  6. Light of two different frequencies whose photons have energies 1eV and...

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  7. Light of wavelength 1824 Å, incident on the surface of a metal , produ...

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  8. If the energy of a photon corresponding to a wavelength of 6000 Å is 3...

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  9. The threshold frequency for a metallic surface corresponds to an energ...

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  10. The work function of a metal is in the range of 2 eV to 5 eV. Find whi...

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  11. The wavelength of a photon needed to remove a proton from a nucleus wh...

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  12. The threshold frequency for a certain photosensitive metal is v(0). Wh...

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  13. A photon of energy E ejects a photoelectron from a metel surface whose...

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  14. The stopping potential for photoelectrons from a metal surface is V(1)...

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  15. The work functions of metals A and B are in the ratio 1 : 2. If light ...

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  16. When a metal surface is illuminated by light wavelengths 400 nm and 25...

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  17. Two identical metal plates show photoelectric effect. Light of wavelen...

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  18. When radiation of wavelength lambda is incident on a metallic surface...

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  19. Consider a beam of electrons (each electron with energy E(0)) incident...

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  20. In an experiment of photoelectric effect the stopping potential was me...

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