MCQ
The mass of a photo electron is
- A$9.1 \times 10^{-27} \mathrm{~kg}$
- B$9.1 \times 10^{-29} \mathrm{~kg}$
- ✓$9.1 \times 10^{-31} \mathrm{~kg}$
- D$9.1 \times 10^{-34} \mathrm{~kg}$
✓
Answer
Correct option: C.
$9.1 \times 10^{-31} \mathrm{~kg}$
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