Modern Physics> work-function-of-the-metal...

If the threshold wavelength for a certain metal is 2000 Å, then the work-function of the metal is

(a) 6.21

(b) 6.2eV

(c) 6.2MeV

(d) 6.2keV

Amit Saxena , 11 Years ago

Grade upto college level

1 Answers

Hrishant Goswami

Last Activity: 11 Years ago

(b)

Threshold wavelength (l) = 2000 Å = 2000 × 10^-10 m.

Work function

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Modern Physics> work-function-of-the-metal...

If the threshold wavelength for a certain metal is 2000 Å, then the work-function of the metal is (a) 6.21 (b) 6.2eV (c) 6.2MeV (d) 6.2keV

Amit Saxena , 11 Years ago

Hrishant Goswami

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