q what are de broglie waves matter in motion
Q. What are de Broglie waves?
Matter in motion should be accompanied by waves called de Broglie waves.
de Broglie wavelength λ = h / mv
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q what is dual character of light light behaves as particles of energy in the higher energy region as well as as waves in the lower energy
q state any three laws of photo electric emissioni for a specified photo sensitive material there is a minimum frequency called the threshold
q name the types of photoelectric cellsthe photo electric cells are of three kindsa photo emissive cellb photo voltaic cell andc photo conductive
q give three applications of photoelectric cells i photoelectric cells are utilized for reproducing sound in cinematographyii they are utilized for
q what are de broglie waves matter in motion should be accompanied by waves called de broglie wavesde broglie wavelength lambda h
q an electron beam is accelerated through a potential difference of 104 volt find the de broglie wavelength lambda 1227 a o radicvlambda 1227 a o
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q why x-rays are not used in microscopes 1 the wavelength of x-rays is slighter than that of the visible light2 x-rays cant be focussed as visible
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