Dual Nature of Matter and Radiation Archives

Light of wavelength 500 nm is incident on a metal with work function 2.28 eV. The de Broglie wavelength of…

7 years ago

A photoelectric surface is illuminated successively by monochromatic light of wavelength λ and λ/2. If the maximum kinetic energy of…

7 years ago

Which of the following figures represent the variation of particle momentum and the associated de-Broglie wavelength? Options (a) (b) (c)…

7 years ago

A radiation of energy 'E' falls normally on a perfectly reflecting surface. The momentum transferred to the surface is (c=…

7 years ago

A certain metallic surface is illuminated with monochromatic light of wavelength λ. The stopping potential for photoelectric current for this…

7 years ago

If the kinetic energy of the particle is increased to 16 times its previous value, the percentage change in the…

7 years ago

Which phenomenon best supports the theory that matter has a wave nature? Options (a) Electron momentum (b) Electron diffraction (c)…

7 years ago

The threshold wavelength for photoelectric emission from a material is 4800 Å. Photoelectrons will be emitted from the material, when…

7 years ago

If an electron and a proton have the same de-Broglie wavelength, then the kinetic energy of the electron is Options…

7 years ago

The maximum kinetic energy of emitted electrons in a photoelectric effect does not depend upon Options (a) Intensity (b) Work…

7 years ago