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Jharkhand
English
STD 12
Physics - KhanAcademy
11: Dual Nature of Radiation and Matter
11: Dual Nature of Radiation and Matter
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Section outline
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Photoelectric effect and wave theory of light
Select activity Photo electric effect & failure of wave theory
Photo electric effect & failure of wave theory
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Experimental study of photoelectric effect
Select activity Experimental setup & saturation current: photoelectric effect
Experimental setup & saturation current: photoelectric effect
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Select activity Stopping potential & maximum kinetic energy
Stopping potential & maximum kinetic energy
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Select activity All photoelectric effect graphs: Effect of intensity/frequency
All photoelectric effect graphs: Effect of intensity/frequency
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Select activity Stopping potential vs frequency graph
Stopping potential vs frequency graph
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Select activity Comparing stopping potential, and max. speed: Solved example
Comparing stopping potential, and max. speed: Solved example
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Einstein’s photoelectric equation: energy quantum of radiation
Select activity Einsteins photoelectric equation & work function
Einsteins photoelectric equation & work function
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Select activity Which metals will show photoelectric emission
Which metals will show photoelectric emission
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Select activity Calculate threshold frequency
Calculate threshold frequency
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Particle nature of light: the photon
Select activity Photon Energy
Photon Energy
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Select activity Photoelectric effect explanation using quantum theory
Photoelectric effect explanation using quantum theory
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Select activity Calculate the no. of photons per second
Calculate the no. of photons per second
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Select activity Particle Nature of Light: The Photon
Particle Nature of Light: The Photon
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Wave nature of matter
Select activity De Broglie wavelength
De Broglie wavelength
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Select activity Comparing de Broglie wavelengths: Solved example
Comparing de Broglie wavelengths: Solved example
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