Question:

1 32x cm s Sodium and Copper have work functions 2 3 eV and

Last updated: 6/9/2023

1 32x cm s Sodium and Copper have work functions 2 3 eV and

1 32x cm s Sodium and Copper have work functions 2 3 eV and 4 5 eV respectively Then the ratio of the threshold wavelengths is nearest to 1 1 2 2 4 1 3 2 1 4 1 4 2 32 cms 3 cm s 4 32 n ecms