Dual Nature of Radiation and Matter

Related Questions

• Two identical metal plates show photoelectric effect by a light of wavelength ${\lambda _A}$ falls on plate A and ${\lambda _B}$ on plate B $({\lambda _A} = 2{\lambda _B})$. The maximum kinetic energy is

  ---

• In radio theraphy, X-rays are used to

  ---

• When wavelength of incident photon is decreased then

  ---

• A cathode emits electrons per second, when heated. When 400V is applied to anode all the emitted electrons reach the anode. The charge on electron is $1.6 \times {10^{ - 19}}C$. The maximum anode current is

  ---

• The wavelength of most energetic X-rays emitted when a metal target is bombarded by 40KeV electrons, is approximately ($h = 6.62 \times {10^{ - 34}}$ J-sec; 1 eV = $1.6 \times {10^{ - 19}}$J; c = $3 \times {10^8}\,m/s)$

  ---