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Dual Nature of Radiation and Matter
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Wave Nature of Matter
Wave Nature of Matter
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Wave Nature of Matter
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Wave Nature of Matter - Problem L1
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de Broglie Wavelength
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De Broglie Wavelength
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Wave Nature of Matter - Problem L1
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Wave Nature of Matter - Problem L1
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Important Questions
A proton and an alpha particle both are accelerated through the same potential difference. The ratio of corresponding de-Broglie wavelengths is :
Medium
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An electron (of mass m) and a photon have the same energy E in the range of a few eV. The ratio of the de-Broglie wavelength associated with the electron and the wavelength of the photon is (c = speed of light in vacuum)
Hard
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A proton and an alpha particle are accelerated through the same potential difference. The ratio of wavelengths associated with proton and alpha particle respectively is :
Medium
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The de Broglie wavelength associated with a ball of mass 200 g and moving at a speed of 5 meters / hour, is of the order of (
$h=6.625×10_{−34}Js$
) is:
Hard
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Which of the following graphs correctly represents the variation of particle momentum with associated de Broglie wavelength?
Hard
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An electron, an alpha particle and a proton have the same kinetic energy. Which one of these particles has (i) the shortest and (ii) the largest, de Broglie wavelength?
Medium
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A particle of mass M at rest decays into two masses
$m_{1}$
and
$m_{2}$
with non-zero velocities. The ratio
$λ_{1}/λ_{2}$
of de Broglie wavelengths of particles is
Medium
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Derive an expression for de Broglie wavelength of matter waves.
Medium
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The de Broglie wavelength of an electron moving with a velocity of
$1.5×10_{8}ms_{−1}$
is equal to that of a photon. Find the ratio of the kinetic energy of the photon to that of the electron.
Medium
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A proton, a neutron, an electron and an
$α$
-particle have same energy. Then their de Broglie wavelengths compare as :
Medium
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>