q name the types of photoelectric cellsthe photo
Q. Name the types of photoelectric cells?
The photo electric cells are of three kinds:
A) Photo emissive cell
B) Photo voltaic cell and
C) Photo conductive cell.
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q what is cut-off or stopping potential the minimum negative retarding potential specified to the anode for which the photo electric current becomes
q define threshold frequency the minimum frequency of incident radiation lower which the photoelectric emission isnt possible completely but high the
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
q what are the uses of an electron microscopeuses of electron microscope i it is utilized in the industry to study the surface of metals structure of
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