The work function for Ag metal is `7 .5 xx 10^(-19) J`. As metal is being exposed to the light of frequency 1220 `Å` . Which is `//` are correct statements?

The work function for Ag metal is 7.5xx10^(-19) J . Ag metal is being exposed to the light of frequency 1200A^@ . Which is/are correct statements?

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 1.6 xx 10^(-19) J . When the metal surface is illuminated by the light of wavelength 6400 Å , then the maximum kinetic energy of emitted photo - electrons will be (Planck's constant h = 6.4 xx 10^(-34) Js )

The work function of a material is 5.26 xx 10^-19J . Calculate 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 a metal is 3.3 xx 10^-19 J . The maximum wavelength of the photons required to eject electron from the metal is :

The work function of a metal is 1.6 xx 10^-19J . The metal surface is illuminated by light of wavelength 6400overset@ A . What will be the maximum kineticenergy of photoelectrons emitted.