3 A and B are two metals with threshold frequencies 1 8 x 10

Last updated: 6/3/2023

3 A and B are two metals with threshold frequencies 1 8 x 10 4 Hz and 2 2 x 1014 Hz Two identical photons of energy 0 825 eV each are incident on them Then photoelectrons are emitted by Taking h 6 6 x 10 34 J s begge as low as 3 2012 a Balone c Neither A nor B b A alone d Both A and B