The mass of a photo electron is
The mass of a photo electron is
- A
$9.1 \times {10^{ - 27}}\,kg$
- B
$9.1 \times {10^{ - 29}}\,kg$
- C
$9.1 \times {10^{ - 31}}\,kg$
- D
$9.1 \times {10^{ - 34}}\,kg$
Similar Questions
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- [AIIMS 1998]
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$(b)$ How many photons per second, on an average, are emitted by the source?
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