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A hot body is placed in a closed room ma...

A hot body is placed in a closed room maintained at a lower temperature. Is the number of photons in the room increasing?

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PHYSICS GALAXY - ASHISH ARORA-PHOTOELECTRIC EFFECT AND MATTER WAVES-Discussion question
  1. Can a photon be deflected by an electric field ? By a magnetic field ?

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  2. In the photoelectric effect, suppose that the intensity of the light i...

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  3. A hot body is placed in a closed room maintained at a lower temperatur...

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  4. What is the speed of a photon with respect to another photon if (a) th...

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  5. which coloured light bulb, red, orange, yellow, green, or blue, emits ...

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  6. A stone is dropped from the top of a building. As the stone falls, doe...

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  7. "If the frequency of light incident on a metallic plate be doubled." E...

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  8. The frequency and the intensity of a beam of light falling on the surf...

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  9. Let be the maximum kinetic energy of photoelectrons emitted by light o...

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  10. When stopping potential is applied in an experiment on photoelectric e...

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  11. If the frequency of light in a photoelectric experiment is doubled the...

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  12. A cesium photocell, with a steady potential difference of 60 V across ...

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  13. A point source of light is used in a photoelectric effect. If the sour...

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  14. A metal surface is illuminated by a light of given intensity and frequ...

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  15. A point source causes photoelectric effect from a small metal plate. W...

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  16. The stopping potential for acertain photosensitive metal is Vq when th...

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  17. The collector plate in an experiment of photoelectric effect is kept v...

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  18. Which electrons are emitted in the photoelectric effect

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

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  20. The image of the sun is formed on the photosensitive metal with a conv...

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