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
Linear momenta of a proton and an electron are equal. Relative to an electron -...The electron emitted in beta radiation originates from :...When a certain metallic surface is illumined with monochromatic light λ, the stopping for potential for photo elect...The activity of a sample reduces from A0 to is one hour. The activity after 3 hours more will :-...Mass number and atomic number of radioactive material are respectively 232 and 90. After disintegration mass number is 2...