What will be the momentum, of the electrons accelerated through a potential difference of \(56~\text V?\)
1. \(4.07 \times 10^{-25}~\text{kg}~\text{ms}^{-1 }\)
2. \(4.04 \times 10^{-24}~\text{kg}~\text{ms}^{-1 }\)
3. \(4.07 \times 10^{-24}~\text{kg}~\text{ms}^{-1 }\)
4. \(4.04 \times 10^{-25}~\text{kg}~\text{ms}^{-1 }\)

Subtopic:  Electron Emission |
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