Two identical photo-cathodes receive light of frequencies `v_1` and `v_2`. If the velocities of the photoelectrons (of mass m) coming out are `v_1` and `v_2` respectively, then

Two identical photo-cathodes receive light of frequencies v and v/2. If the velocities of the photo electrons (of mass m ) coming out are respectively V_1 and V_2 then

Two identical photocathodes receive light of frequencies f_1 and f_2 . If the velocities of the photo electrons (of mass m ) coming out are respectively v_1 and v_2 then

Two identical photocathodes receive light of frequencies v_(1) and v_(2) . If the velocities of the photoelectrons (of mass m) coming out are respectively v_(1) and v_(2) . then

Two identical photocathode receive light of frequencies f_(1) and f_(2) . If the maximum velocities of the photoelectrons (of mass m) coming out are respectively v_(1) and v_(2) then:

Two identical photocathodes receive the light of frequencies f_(1) and f_(2) respectively. If the velocities of the photo-electrons coming out are v_(1) and v_(2) respectively, then

Two identical photocathodes receive light of frequency f_(1) andf_(2) if the velocites of the photo electrons (of mass m ) coming out are repectively v_(1) and v_(2) then

The escape velocities of the two planets, of densities rho_1 and rho_2 and having same radius, are v_1 and v_2 respectively. Then

In a photoelectric emission , from a black surface, threshold frequency is v_0 . For two incident radiations of frequencies v_1 and v_2 , the maximum values of kinetic energy of the photoelectrons emitted in the two cases is in the ration 1,P . If pv_1 -v_2 =2v_0 , find the value of |p|. {:(0,1,2,3,4,5,6,7,8,9):}

Light of frequency f_1 and f_2 fall on same metal and the max speed of photo electron is v_1 and v_2 resp. and mass is m. Find relation between v_1 and v_2 .