Photoelectric threshold wavelength tungsten is 2300 A- Work it will be5-38 eV53-9 eV5-39 times 10-8- eVNone of these

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Photoelectric threshold wavelength for tungsten is 2300 A. Work function for it will be
5.38 eV
53.9 eV
$5.39 \times 10^{- 8} e V$
None of these

5.38 eV

None of these

53.9 eV

5.39 \times 10^{- 8} e V

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