establish relation between electron volt and s i unit of the physical quantity which it measures
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1 electron volt is the energy gained by an electron when accelerated by a potential difference of 1 volt
The SI unit of Energy is joules
1eV=1.6×10^-19 J
The SI unit of Energy is joules
1eV=1.6×10^-19 J
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1 electron volt (eV) = Charge on 1 electron × 1 volt
= 1.6×10^-19 C × 1V
= 1.6×10^-19 J
. ' . 1eV = 1.6×10^-19 J
= 1.6×10^-19 C × 1V
= 1.6×10^-19 J
. ' . 1eV = 1.6×10^-19 J
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