A light of wavelength 600 nm is incident on a metal surface. When light of wavelength 400…
Physics · Class 12 · CBSE — Dual Nature of Radiation & Matter
A light of wavelength 600 nm is incident on a metal surface. When light of wavelength 400 nm is incident, the maximum kinetic energy of the emitted photoelectrons is doubled. The work function of the metal is
- 1.03 eV
- 2.11 eV
- 4.14 eV
- 2.43 eV
Answer
(A) 1.03 eV
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- The energy flux of sunlight reaching the surface of the earth is 1.388 × 10 3 W m –2 . The photons in the…
- Assertion (A): In photoelectric effect, the kinetic energy of the emitted photoelectrons increases with…
- Figure shows a plot of stopping potential (V 0 ) versus 1 , where is the wavelength of the radiation causing…
- The de Broglie wavelength λ of an electron accelerated through a potential V in volts is
- In photoelectric effect, stopping potential depends on
- Assertion (A): Photoelectric current increases with an increase in intensity of incident radiation, for a…
- In the question number 26, find the wavelength of the incident light if the stopping potential is 0.6 V.
- The matter-wave picture of electromagnetic wave/radiation elegantly incorporated the
More Dual Nature of Radiation & Matter questions · Browse all practice questions