If threshold wevelength for sodium is 6800 Å, the work function will be

If threshold wevelength for sodium is 6800 Å, the work function will be

Options

(a) 1.8 eV
(b) 2.5 eV
(c) 0.14 eV
(d) 1.4 eV

Correct Answer:

1.8 eV

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. Which of the following will be σ if Y=2.4 η?
  2. The angular velocity of second’s hand of a watch is
  3. Two stones of masses m and 2m are whirled in horizontal circles, the heavier one
  4. The coherence of two light sources means that the light waves emitted have
  5. The mean free path of molecules of a gas,(radius ‘r’) is inversely proportional to