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Work, Energy, and Power — Physics STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 SciencePhysicsWork, Energy, and Power1 Mark
Question
What is one electron-volt?
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Answer

$1 \mathrm{eV}=1.6 \times 10^{-19}$ joule. It is the energy required to transfer electron (charge $=1.6 \times 10^{-19 \circ} \mathrm{C}$ ) through a P.D. of 1 volt.

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