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An electron beam has a kinetic energy equal to 100 eV. Find its wavelength associated with a beam, if mass of electron =9.1×10−31 kg and 1eV=1.6×10−19 V. (Planck’s constant =6.6×10−34 Js) |
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Answer» An electron beam has a kinetic energy equal to 100 eV. Find its wavelength associated with a beam, if mass of electron =9.1×10−31 kg and 1eV=1.6×10−19 V. (Planck’s constant =6.6×10−34 Js) |
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