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Question

Electron Volt is a unit of:

A
Potential difference
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B
Energy
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C
Charge
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D
Velocity
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Solution

The correct option is B Energy
The electron volt (symbol eV; also written electronvolt) is a unit of energy equal to approximately 1.602×1019 joule (SI unit J).

By definition, it is the amount of energy gained by the charge of a single electron moved across an electric potential difference of one volt.

Hence, the correct option is B

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