shaalaa.com
S

Solution - Calculate the Maximum Kinetic Energy in Ev of Photoelectrons Emitted, When Ultraviolet Light of Wavelength 2600a Falls on It. - Einstein’s Equation - Particle Nature of Light

Account
User


Login
Register


      Forgot password?
Share
Notifications

View all notifications
Books Shortlist
Your shortlist is empty

Question

The threshold wavelength of silver is 3800Å. Calculate the maximum kinetic energy in eV of photoelectrons emitted, when ultraviolet light of wavelength 2600Å falls on it.

(Planck’s constant, h =6.63 x 1O-34J.s.,

Velocity of light in air, c = 3 x 108 m / s)

Solution

You need to to view the solution
Is there an error in this question or solution?

Appears in these question papers

Similar questions VIEW ALL

State two important properties of photon which are used to write Einstein’s photoelectric equation.

view solution

Define (i) stopping potential and (ii) threshold frequency, using Einstein’s equation and drawing necessary plot between relevant quantities.

view solution

Write Einstein's photoelectric equation and mention which important features in photoelectric effect can be explained with the help of this equation.

The maximum kinetic energy of the photoelectrons gets doubled when the wavelength of light incident on the surface changes from λ1 to λ2. Derive the expressions for the threshold wavelength λ0 and work function for the metal surface.

view solution

The photoelectric threshold wavelength of a metal is 230 nm. Determine the maximum kinetic energy in joule and in eV of the ejects electron for the metal surface when it is exposed to a radiation of wavelength 180 nm.

[Planck’s constant : h = 6.63 * 10-34 Js, Velocity of light : C = 3 * 108 m/s.]

view solution

The momentum of a photon of de Broglie wavelength 5000Å is _______.

[Planck’s constant = 6.63 x10-34 J.s.]

(A) 1.326 x10-28 kg-m/s

(B) 7.54 x10-28 kg-m/s

(C) 1.326 x10-27 kg-m/s

(D) 7.54 x10-27 kg-m/s

view solution

Video TutorialsVIEW ALL [1]

Solution for question: Calculate the Maximum Kinetic Energy in Ev of Photoelectrons Emitted, When Ultraviolet Light of Wavelength 2600a Falls on It. concept: Einstein’s Equation - Particle Nature of Light. For the courses 12th HSC Science (Computer Science), 12th HSC Science (Electronics), 12th HSC Science (General)
S