The work function of a metal is `6.626 xx 10^(-19)` J. The threshold frequency is

The work function of a metal is 6.6 xx 10^(-14) J . Find its threshold frequency.

The work function of a metal is 2.5 xx 10^-19 J . (a) Find the threshold frequency for photoelectric emission. (b) If the metal is exposed to a light beam of frequency 6.0 xx 10^14 Hz, what will be the stopping potential ?

The work function of a metal is 2.5 xx 10^-19 J . (a) Find the threshold frequency for photoelectric emission. (b) If the metal is exposed to a light beam of frequency 6.0 xx 10^14 Hz, what will be the stopping potential ?

The work function of zinc is 6.8 xx 10^(-19) J. What is the threshold frequency for emission of photoelectrons for zinc ? Data: W = 6.8 xx 10^(-19) J, v_(0) = ?

The work function of a material is 5.26 xx 10^-19J . Calculate its threshold frequency.

If the radiation is incident on the metallic surface of work function 1. 32 xx 10^(-12) J . The threshold frequency should be

The work function of photometal is 6.626 eV. What is the threshold wavelength ?