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A and B are two metals with threshold fr...

A and B are two metals with threshold frequencies `1.8 xx 10^(14)Hz` and `2.2 xx 10^(14)Hz`. Two identical photons of energy 0.825 eV each are incident on them. Then, photoelectrons are emitted by (Taking, `h = 6.6 xx 10^(-34)J-s`)

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A and B are two metals with threshold frequencies 1.8 xx 10^(14) Hz and 2.2 xx 10^(14) Hz.Two identical photons of energy 0.825 eV each are incident on them.Then photoelectrons are emitted in (Take h = 6.6 xx 10^(34) Js)

A and B are two metals with threshold frequencies 1.8xx10^(14)Hz and 2.2xx10^(14)Hz . Two identical photons of energy of 0.825 eV each are incident on them. Then photoelectrons are emitted in take h=6.6xx10^(-34)j//s

A and B are two metals with threshold frequencies 1.8xx10^(14)Hz and 2.2xx10^(14)Hz . Two identical photons of energy of 0.825 eV each are incident on them. Then photoelectrons are emitted in take h=6.6xx10^(-34)J//s

A photon of energy 8 eV is incident on a metal surface of threshold frequency 1.6 xx 10^15 Hz . The K.E. of the photoelectrons emitted (in eV) is (Take h = 6 xx 10^-34 J - s )

A photon of frequency 5 xx 10^(14)Hz is incident on the surface of a metal. What is the energy of the incident photon in eV?

The threshold frequency for a certain metal is 3.3 xx 10^(14) Hz. If light of frequency 8.2 xx 10^(14) Hz is incident on the metal, predict the cut - off voltage for the photoelectric emission.

The threshold frequency for a certain metal is 3.3 xx 10^(14) Hz . If light of frequency 8.2 xx 10^(14) Hz is incident on the metal, predict the cutoff voltage for the photoelectric emission.

The threshold frequency for a certain metal is 3.3 xx 10^(14) Hz . If light of frequency 8.2 xx 10^(14) Hz is incident on the metal, predict the cutoff voltage for the photoelectric emission.