Threshold wavelength = λo=hc ϕ=6.63×10−34×3×1086.72×10−19=2.960×10−7m=2960Ao. The threshold wavelength for a metal with work function W0 is λ0.
9 янв. 2020 г.
To find the threshold wavelength, you can use the equation: λ t h r e s h o l d = h ⋅ c ϕ |
threshold wavelength where photoelectrons have no energy, i.e. Work function = hc/wavelength. Rearrange for wavelength and substitute. Wavelength = 2*10^-7 m. |
Use the relation between the frequency and wavelength of light i.e. $\nu =\dfrac{c}{\lambda }$ to understand the meaning of threshold wavelength. Formula used: |
Threshold wavelength for a metal is λ0, light of wavelength incident on metal is λ02. Find deBroglie wavelength of electron with maximum K.E. ? |
Calculate the threshold wavelength of a metal, if its work ... www.doubtnut.com › Class 12 › PHYSICS
Calculate the threshold wavelength of a metal, if its work function is 2.24×10−18J. · Work function, φ0=threshold energy=hv0=hcλ0 · Threshold wavelength for a ... |
27 июн. 2018 г. · E=hc/(lambda). Lambda is the wavelength of incident wave. This lambda is the threshold wavelength. For higher threshold energy threshold ... |
First, we need to convert the given threshold wavelength from nanometers to meters: λ = 400 nm = 400 x 10^-9 m So, the threshold wavelength in meters is 400 x ... |
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