Nuclear Physics and RadioactivityHard
Question
Light of two different frequencies whose photons have energies of 1eV and 2.5 eV are incident one by one on a metal surface of work function 0.5 eV. The ratio of maximum entries emitted electrons will be
Options
A.1 : 4
B.4 : 1
C.1 : 2
D.2 : 1
More Nuclear Physics and Radioactivity Questions
Photo electric effect is the phenomenon in which...A nucleus of mass M + ᐃm is at rest and decays into two daughter nuclei of equal massM/2 each. Speed of light is c...When 90Th238 changes into 83Bi222, then the number of emitted α and β-particles are :-...Decay rate is proportional to :-...The figure show a graph between and | n |, where An is the area enclosed by the nth orbit in a hydrogen like atom. The c...