Light of frequency `7.21xx10^(14)` Hz is incident on metal surface. Electrons with a maximum speed of `6.0xx10^(5)m//s` are ejected from the surface. What is the threshold frequency for photoemission of electrons ?

Light of frequency 7.21xx10^(14) Hz is incident on a metal surface .Electrons with a maximum speed of 6.0xx10^(5)m//s are ejected from the surface .What is the threshold frequency for photoemission of electrons?

Light of frequency 7.21xx10^(14)Hz is incident on a metal surface. Electrons with a maximum speed of 6.0 xx 10^(5) m/s are ejected from the surface. What is the threshold frequency for photoemission of electrons?

Light of frequency 7.21 xx 10^(14) Hz is incident on a metal surface. Electrons with a maximum speed of 6.0 xx 10^(5)m//s are ejected from the surface. What is the threshold frequency for photoemission of electrons?

Light of frequency 7.21 xx 10^(14) Hz is incident on a metal surface. Electrons with a maximum speed of 6.0 xx 10^(5)m//s are ejected from the surface. What is the threshold frequency for photoemission of electrons?

Light of frequency 7.21 xx 10^14 Hz is incident on a metal surface. Electrons with a maximum speed of 6.0 xx 10^5 m/s are ejected from the surface. What is the threshold frequency for photoemission of electrons?

Light of frequency 7.21xx10^(14)Hz is incident on a metal surface. Electrons with a maximum speed of 6.0xx10^(5)ms^(-1) are ejected from the surface. What is the threshold frequency for photoemission of electrons? h=6.63xx10^(-34)Js, m_(e)=9.1xx10^(-31)kg .

Light of frequency 7.21xx10^(14)Hz is incident on a metal surface. Electrons with a maximum speed of 6.0xx10^(5)ms^(-1) are ejected from the surface. What is the threshold frequency for photoemission of electrons? h=6.63xx10^(-34)Js, m_(e)=9.1xx10^(-31)kg .