The work function of sodium metal is 4.41 ×10–19 J. If photons of wavelength 300 nm are incident on the metal, the kinetic energy of the ejected electrons ...

28 окт. 2024 г. · Calculate the work function of sodium in eV. Answer: Step 1: Write ... Step 3: Calculate the work function. From the graph at f0, Ek = 0.

24 июл. 2018 г. · The work functions for sodium and cesium are 2.28 eV and 2.14 eV, respectively. For incident photons of a given frequency, which metal will give ...

In photoelectric effect, the threshold wavelength of sodium is 5000 A. Find its work function. (h=6.6×10−34Js,c=3×108⋅ms−1,1eV=1.6×10−19J).

12 окт. 2023 г. · The work function of sodium can be calculated using the equation: Energy = (Planck's constant) x (speed of light) / (wavelength) First, ...

The work function of sodium is approximately 2.248 eV. Step by step solution ... To calculate the work function, we need to convert the kinetic energy ...

7 авг. 2024 г. · To find the work function (φ) of sodium given its threshold wavelength (λ₀) of 5420 Å, we can use the formula that relates the work function ...

We solve for the wavelength using the equation: ϕ = h c λ. where,. ϕ = 2.9 × 10 − 19 J is the work function,. h = 6.63 × 10 − 34 J . s is the Planck's ...

9 янв. 2020 г. · Work function for sodium is 2.3 e V. Find out the maximum wavelength of light, which can emit photoelectrons from sodium.

The work function of sodium is 2.3 eV . a. What is the longest wavelength of light that can release photcelectrons from sodium? b. What will be the maximum ...