An electron of charge 1.60 x 10\(^{-19}\) C is accelerated under a potential difference of 1.0 x 10\(^5\) V. Calculate the energy of the electron in joules.
E = eV= 1.6 x 10\(^{-19}\) x 1.0 x 10\(^5\)
=1.6 x 10\(^{-14}\)J
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