Compute the threshold wavelength, Physics

Assignment Help:

Q. The work function of a metal surface is 1.8 eV. Compute the threshold wavelength.

 Work function W = hγo = h C / λ 0

λ 0 = h C / W

= 6.626 X 10-34 X 3 X 10 8 / 1.8 X 1.6 X 10 -19

= (19.878 / 2.88) X 10-7 m

= 6.902 X 10-7 m


Related Discussions:- Compute the threshold wavelength

#title.motion in a vertical circle., why the direction of centripetal force...

why the direction of centripetal force isnot marked in diagram

An example of measured wavelength by astronomers on earth, A galaxy in the ...

A galaxy in the constellation UrsaMajor is receding from the earth at 15,000 km/s. If one of the characteristic wavelengths of the light the galaxy emits is 550 nm, what is the cor

Flashlight, Why are some flashlights brighter than others?

Why are some flashlights brighter than others?

Vectors, practical applications of vectors in everyday life

practical applications of vectors in everyday life

#NumerosCuanticos, si el numero atomico del sodio es 11 y su numero de masa...

si el numero atomico del sodio es 11 y su numero de masa es 22,diga¿cuantos electrones,protones y neutrones respectivamente,tiene su atomo neutro?

Discuss the carnot cycle of operation, Discuss the Carnot cycle of operatio...

Discuss the Carnot cycle of operation and reduce the expression for efficiency. Carnot engine is works on the principle of Carnot cycle made up of four stages are represented as sh

How many types of illuminators are there, How many types of illuminators ar...

How many types of illuminators are there? As there are no standards inside the industry, the term "type" is slightly confusing. Regading to power usage, the lamp illuminators c

Work, what is the work done of a man standing on a height of 13 meter holdi...

what is the work done of a man standing on a height of 13 meter holding a bag of 6 kg

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd