Question

The work functions for metals A, B and C are
respectively 1.92 eV, 2.0 eV and 5eV. According
to Einstein's equation, the metals which will emit
photo electrons for a radiation of wavelength
41004 is/are :-
(1) None
(2) A only
(3) A and B only
(4) All the three metals​

Answer 1

Answer:

u will get better answer on google

Explanation:

follow me